2788897540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{8059}}^1$

素因数の和:8114

約数の個数: 96

約数和(自身を含む): 6938305920

約数和(自身を除く): 4149408380

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1331, 1430, 1573, 2420, 2662, 2860, 3146, 5324, 6292, 6655, 7865, 8059, 13310, 15730, 16118, 17303, 26620, 31460, 32236, 34606, 40295, 69212, 80590, 86515, 88649, 104767, 161180, 173030, 177298, 209534, 346060, 354596, 419068, 443245, 523835, 886490, 975139, 1047670, 1152437, 1772980, 1950278, 2095340, 2304874, 3900556, 4609748, 4875695, 5762185, 9751390, 10726529, 11524370, 12676807, 19502780, 21453058, 23048740, 25353614, 42906116, 50707228, 53632645, 63384035, 107265290, 126768070, 139444877, 214530580, 253536140, 278889754, 557779508, 697224385, 1394448770, 2788897540]

約数ペア:

[(1, 2788897540), (2, 1394448770), (4, 697224385), (5, 557779508), (10, 278889754), (11, 253536140), (13, 214530580), (20, 139444877), (22, 126768070), (26, 107265290), (44, 63384035), (52, 53632645), (55, 50707228), (65, 42906116), (110, 25353614), (121, 23048740), (130, 21453058), (143, 19502780), (220, 12676807), (242, 11524370), (260, 10726529), (286, 9751390), (484, 5762185), (572, 4875695), (605, 4609748), (715, 3900556), (1210, 2304874), (1331, 2095340), (1430, 1950278), (1573, 1772980), (2420, 1152437), (2662, 1047670), (2860, 975139), (3146, 886490), (5324, 523835), (6292, 443245), (6655, 419068), (7865, 354596), (8059, 346060), (13310, 209534), (15730, 177298), (16118, 173030), (17303, 161180), (26620, 104767), (31460, 88649), (32236, 86515), (34606, 80590), (40295, 69212)]