40803620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1341

約数の個数: 72

約数和(自身を含む): 101508792

約数和(自身を除く): 60705172

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, 1297, 1430, 1573, 2420, 2594, 2860, 3146, 5188, 6292, 6485, 7865, 12970, 14267, 15730, 16861, 25940, 28534, 31460, 33722, 57068, 67444, 71335, 84305, 142670, 156937, 168610, 185471, 285340, 313874, 337220, 370942, 627748, 741884, 784685, 927355, 1569370, 1854710, 2040181, 3138740, 3709420, 4080362, 8160724, 10200905, 20401810, 40803620]

約数ペア:

[(1, 40803620), (2, 20401810), (4, 10200905), (5, 8160724), (10, 4080362), (11, 3709420), (13, 3138740), (20, 2040181), (22, 1854710), (26, 1569370), (44, 927355), (52, 784685), (55, 741884), (65, 627748), (110, 370942), (121, 337220), (130, 313874), (143, 285340), (220, 185471), (242, 168610), (260, 156937), (286, 142670), (484, 84305), (572, 71335), (605, 67444), (715, 57068), (1210, 33722), (1297, 31460), (1430, 28534), (1573, 25940), (2420, 16861), (2594, 15730), (2860, 14267), (3146, 12970), (5188, 7865), (6292, 6485)]