2091886420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{3217}}^1$

素因数の和:3341

約数の個数: 96

約数和(自身を含む): 4927247136

約数和(自身を除く): 2835360716

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 61, 65, 82, 122, 130, 164, 205, 244, 260, 305, 410, 533, 610, 793, 820, 1066, 1220, 1586, 2132, 2501, 2665, 3172, 3217, 3965, 5002, 5330, 6434, 7930, 10004, 10660, 12505, 12868, 15860, 16085, 25010, 32170, 32513, 41821, 50020, 64340, 65026, 83642, 130052, 131897, 162565, 167284, 196237, 209105, 263794, 325130, 392474, 418210, 527588, 650260, 659485, 784948, 836420, 981185, 1318970, 1714661, 1962370, 2551081, 2637940, 3429322, 3924740, 5102162, 6858644, 8045717, 8573305, 10204324, 12755405, 16091434, 17146610, 25510810, 32182868, 34293220, 40228585, 51021620, 80457170, 104594321, 160914340, 209188642, 418377284, 522971605, 1045943210, 2091886420]

約数ペア:

[(1, 2091886420), (2, 1045943210), (4, 522971605), (5, 418377284), (10, 209188642), (13, 160914340), (20, 104594321), (26, 80457170), (41, 51021620), (52, 40228585), (61, 34293220), (65, 32182868), (82, 25510810), (122, 17146610), (130, 16091434), (164, 12755405), (205, 10204324), (244, 8573305), (260, 8045717), (305, 6858644), (410, 5102162), (533, 3924740), (610, 3429322), (793, 2637940), (820, 2551081), (1066, 1962370), (1220, 1714661), (1586, 1318970), (2132, 981185), (2501, 836420), (2665, 784948), (3172, 659485), (3217, 650260), (3965, 527588), (5002, 418210), (5330, 392474), (6434, 325130), (7930, 263794), (10004, 209105), (10660, 196237), (12505, 167284), (12868, 162565), (15860, 131897), (16085, 130052), (25010, 83642), (32170, 65026), (32513, 64340), (41821, 50020)]