8242520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 22120560

約数和(自身を除く): 13878040

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 121, 130, 131, 143, 220, 242, 260, 262, 286, 440, 484, 520, 524, 572, 605, 655, 715, 968, 1048, 1144, 1210, 1310, 1430, 1441, 1573, 1703, 2420, 2620, 2860, 2882, 3146, 3406, 4840, 5240, 5720, 5764, 6292, 6812, 7205, 7865, 8515, 11528, 12584, 13624, 14410, 15730, 15851, 17030, 18733, 28820, 31460, 31702, 34060, 37466, 57640, 62920, 63404, 68120, 74932, 79255, 93665, 126808, 149864, 158510, 187330, 206063, 317020, 374660, 412126, 634040, 749320, 824252, 1030315, 1648504, 2060630, 4121260, 8242520]

約数ペア:

[(1, 8242520), (2, 4121260), (4, 2060630), (5, 1648504), (8, 1030315), (10, 824252), (11, 749320), (13, 634040), (20, 412126), (22, 374660), (26, 317020), (40, 206063), (44, 187330), (52, 158510), (55, 149864), (65, 126808), (88, 93665), (104, 79255), (110, 74932), (121, 68120), (130, 63404), (131, 62920), (143, 57640), (220, 37466), (242, 34060), (260, 31702), (262, 31460), (286, 28820), (440, 18733), (484, 17030), (520, 15851), (524, 15730), (572, 14410), (605, 13624), (655, 12584), (715, 11528), (968, 8515), (1048, 7865), (1144, 7205), (1210, 6812), (1310, 6292), (1430, 5764), (1441, 5720), (1573, 5240), (1703, 4840), (2420, 3406), (2620, 3146), (2860, 2882)]