20104080370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1\times {\mathrm{8233}}^1$

素因数の和:8611

約数の個数: 64

約数和(自身を含む): 40123952640

約数和(自身を除く): 20019872270

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 281, 395, 562, 790, 869, 1405, 1738, 2810, 3091, 4345, 6182, 8233, 8690, 15455, 16466, 22199, 30910, 41165, 44398, 82330, 90563, 110995, 181126, 221990, 244189, 452815, 488378, 650407, 905630, 1220945, 1300814, 2313473, 2441890, 3252035, 4626946, 6504070, 7154477, 11567365, 14308954, 23134730, 25448203, 35772385, 50896406, 71544770, 127241015, 182764367, 254482030, 365528734, 913821835, 1827643670, 2010408037, 4020816074, 10052040185, 20104080370]

約数ペア:

[(1, 20104080370), (2, 10052040185), (5, 4020816074), (10, 2010408037), (11, 1827643670), (22, 913821835), (55, 365528734), (79, 254482030), (110, 182764367), (158, 127241015), (281, 71544770), (395, 50896406), (562, 35772385), (790, 25448203), (869, 23134730), (1405, 14308954), (1738, 11567365), (2810, 7154477), (3091, 6504070), (4345, 4626946), (6182, 3252035), (8233, 2441890), (8690, 2313473), (15455, 1300814), (16466, 1220945), (22199, 905630), (30910, 650407), (41165, 488378), (44398, 452815), (82330, 244189), (90563, 221990), (110995, 181126)]