7118540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 18627840

約数和(自身を除く): 11509300

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 110, 130, 131, 143, 190, 209, 220, 247, 260, 262, 286, 380, 418, 494, 524, 572, 655, 715, 836, 988, 1045, 1235, 1310, 1430, 1441, 1703, 2090, 2470, 2489, 2620, 2717, 2860, 2882, 3406, 4180, 4940, 4978, 5434, 5764, 6812, 7205, 8515, 9956, 10868, 12445, 13585, 14410, 17030, 18733, 24890, 27170, 27379, 28820, 32357, 34060, 37466, 49780, 54340, 54758, 64714, 74932, 93665, 109516, 129428, 136895, 161785, 187330, 273790, 323570, 355927, 374660, 547580, 647140, 711854, 1423708, 1779635, 3559270, 7118540]

約数ペア:

[(1, 7118540), (2, 3559270), (4, 1779635), (5, 1423708), (10, 711854), (11, 647140), (13, 547580), (19, 374660), (20, 355927), (22, 323570), (26, 273790), (38, 187330), (44, 161785), (52, 136895), (55, 129428), (65, 109516), (76, 93665), (95, 74932), (110, 64714), (130, 54758), (131, 54340), (143, 49780), (190, 37466), (209, 34060), (220, 32357), (247, 28820), (260, 27379), (262, 27170), (286, 24890), (380, 18733), (418, 17030), (494, 14410), (524, 13585), (572, 12445), (655, 10868), (715, 9956), (836, 8515), (988, 7205), (1045, 6812), (1235, 5764), (1310, 5434), (1430, 4978), (1441, 4940), (1703, 4180), (2090, 3406), (2470, 2882), (2489, 2860), (2620, 2717)]