29889340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 70096320

約数和(自身を除く): 40206980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 169, 185, 239, 260, 338, 370, 478, 481, 676, 740, 845, 956, 962, 1195, 1690, 1924, 2390, 2405, 3107, 3380, 4780, 4810, 6214, 6253, 8843, 9620, 12428, 12506, 15535, 17686, 25012, 31070, 31265, 35372, 40391, 44215, 62140, 62530, 80782, 88430, 114959, 125060, 161564, 176860, 201955, 229918, 403910, 459836, 574795, 807820, 1149590, 1494467, 2299180, 2988934, 5977868, 7472335, 14944670, 29889340]

約数ペア:

[(1, 29889340), (2, 14944670), (4, 7472335), (5, 5977868), (10, 2988934), (13, 2299180), (20, 1494467), (26, 1149590), (37, 807820), (52, 574795), (65, 459836), (74, 403910), (130, 229918), (148, 201955), (169, 176860), (185, 161564), (239, 125060), (260, 114959), (338, 88430), (370, 80782), (478, 62530), (481, 62140), (676, 44215), (740, 40391), (845, 35372), (956, 31265), (962, 31070), (1195, 25012), (1690, 17686), (1924, 15535), (2390, 12506), (2405, 12428), (3107, 9620), (3380, 8843), (4780, 6253), (4810, 6214)]