40662980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2917}}^1$

素因数の和:2984

約数の個数: 48

約数和(自身を含む): 92652336

約数和(自身を除く): 51989356

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 2917, 3485, 5834, 6970, 11668, 13940, 14585, 29170, 49589, 58340, 99178, 119597, 198356, 239194, 247945, 478388, 495890, 597985, 991780, 1195970, 2033149, 2391940, 4066298, 8132596, 10165745, 20331490, 40662980]

約数ペア:

[(1, 40662980), (2, 20331490), (4, 10165745), (5, 8132596), (10, 4066298), (17, 2391940), (20, 2033149), (34, 1195970), (41, 991780), (68, 597985), (82, 495890), (85, 478388), (164, 247945), (170, 239194), (205, 198356), (340, 119597), (410, 99178), (697, 58340), (820, 49589), (1394, 29170), (2788, 14585), (2917, 13940), (3485, 11668), (5834, 6970)]