20162728280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{10151}}^1$

素因数の和:10329

約数の個数: 128

約数和(自身を含む): 50522849280

約数和(自身を除く): 30360121000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 127, 136, 170, 184, 230, 254, 340, 391, 460, 508, 635, 680, 782, 920, 1016, 1270, 1564, 1955, 2159, 2540, 2921, 3128, 3910, 4318, 5080, 5842, 7820, 8636, 10151, 10795, 11684, 14605, 15640, 17272, 20302, 21590, 23368, 29210, 40604, 43180, 49657, 50755, 58420, 81208, 86360, 99314, 101510, 116840, 172567, 198628, 203020, 233473, 248285, 345134, 397256, 406040, 466946, 496570, 690268, 862835, 933892, 993140, 1167365, 1289177, 1380536, 1725670, 1867784, 1986280, 2334730, 2578354, 3451340, 3969041, 4669460, 5156708, 6445885, 6902680, 7938082, 9338920, 10313416, 12891770, 15876164, 19845205, 21916009, 25783540, 29651071, 31752328, 39690410, 43832018, 51567080, 59302142, 79380820, 87664036, 109580045, 118604284, 148255355, 158761640, 175328072, 219160090, 237208568, 296510710, 438320180, 504068207, 593021420, 876640360, 1008136414, 1186042840, 2016272828, 2520341035, 4032545656, 5040682070, 10081364140, 20162728280]

約数ペア:

[(1, 20162728280), (2, 10081364140), (4, 5040682070), (5, 4032545656), (8, 2520341035), (10, 2016272828), (17, 1186042840), (20, 1008136414), (23, 876640360), (34, 593021420), (40, 504068207), (46, 438320180), (68, 296510710), (85, 237208568), (92, 219160090), (115, 175328072), (127, 158761640), (136, 148255355), (170, 118604284), (184, 109580045), (230, 87664036), (254, 79380820), (340, 59302142), (391, 51567080), (460, 43832018), (508, 39690410), (635, 31752328), (680, 29651071), (782, 25783540), (920, 21916009), (1016, 19845205), (1270, 15876164), (1564, 12891770), (1955, 10313416), (2159, 9338920), (2540, 7938082), (2921, 6902680), (3128, 6445885), (3910, 5156708), (4318, 4669460), (5080, 3969041), (5842, 3451340), (7820, 2578354), (8636, 2334730), (10151, 1986280), (10795, 1867784), (11684, 1725670), (14605, 1380536), (15640, 1289177), (17272, 1167365), (20302, 993140), (21590, 933892), (23368, 862835), (29210, 690268), (40604, 496570), (43180, 466946), (49657, 406040), (50755, 397256), (58420, 345134), (81208, 248285), (86360, 233473), (99314, 203020), (101510, 198628), (116840, 172567)]