20322360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:658

約数の個数: 128

約数和(自身を含む): 70041600

約数和(自身を除く): 49719240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 607, 620, 744, 837, 930, 1080, 1116, 1214, 1240, 1395, 1674, 1821, 1860, 2232, 2428, 2790, 3035, 3348, 3642, 3720, 4185, 4856, 5463, 5580, 6070, 6696, 7284, 8370, 9105, 10926, 11160, 12140, 14568, 16389, 16740, 18210, 18817, 21852, 24280, 27315, 32778, 33480, 36420, 37634, 43704, 54630, 56451, 65556, 72840, 75268, 81945, 94085, 109260, 112902, 131112, 150536, 163890, 169353, 188170, 218520, 225804, 282255, 327780, 338706, 376340, 451608, 508059, 564510, 655560, 677412, 752680, 846765, 1016118, 1129020, 1354824, 1693530, 2032236, 2258040, 2540295, 3387060, 4064472, 5080590, 6774120, 10161180, 20322360]

約数ペア:

[(1, 20322360), (2, 10161180), (3, 6774120), (4, 5080590), (5, 4064472), (6, 3387060), (8, 2540295), (9, 2258040), (10, 2032236), (12, 1693530), (15, 1354824), (18, 1129020), (20, 1016118), (24, 846765), (27, 752680), (30, 677412), (31, 655560), (36, 564510), (40, 508059), (45, 451608), (54, 376340), (60, 338706), (62, 327780), (72, 282255), (90, 225804), (93, 218520), (108, 188170), (120, 169353), (124, 163890), (135, 150536), (155, 131112), (180, 112902), (186, 109260), (216, 94085), (248, 81945), (270, 75268), (279, 72840), (310, 65556), (360, 56451), (372, 54630), (465, 43704), (540, 37634), (558, 36420), (607, 33480), (620, 32778), (744, 27315), (837, 24280), (930, 21852), (1080, 18817), (1116, 18210), (1214, 16740), (1240, 16389), (1395, 14568), (1674, 12140), (1821, 11160), (1860, 10926), (2232, 9105), (2428, 8370), (2790, 7284), (3035, 6696), (3348, 6070), (3642, 5580), (3720, 5463), (4185, 4856)]