40787740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 104509440

約数和(自身を除く): 63721700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 53, 70, 92, 106, 115, 140, 161, 212, 230, 239, 265, 322, 371, 460, 478, 530, 644, 742, 805, 956, 1060, 1195, 1219, 1484, 1610, 1673, 1855, 2390, 2438, 3220, 3346, 3710, 4780, 4876, 5497, 6095, 6692, 7420, 8365, 8533, 10994, 12190, 12667, 16730, 17066, 21988, 24380, 25334, 27485, 33460, 34132, 38479, 42665, 50668, 54970, 63335, 76958, 85330, 88669, 109940, 126670, 153916, 170660, 177338, 192395, 253340, 291341, 354676, 384790, 443345, 582682, 769580, 886690, 1165364, 1456705, 1773380, 2039387, 2913410, 4078774, 5826820, 8157548, 10196935, 20393870, 40787740]

約数ペア:

[(1, 40787740), (2, 20393870), (4, 10196935), (5, 8157548), (7, 5826820), (10, 4078774), (14, 2913410), (20, 2039387), (23, 1773380), (28, 1456705), (35, 1165364), (46, 886690), (53, 769580), (70, 582682), (92, 443345), (106, 384790), (115, 354676), (140, 291341), (161, 253340), (212, 192395), (230, 177338), (239, 170660), (265, 153916), (322, 126670), (371, 109940), (460, 88669), (478, 85330), (530, 76958), (644, 63335), (742, 54970), (805, 50668), (956, 42665), (1060, 38479), (1195, 34132), (1219, 33460), (1484, 27485), (1610, 25334), (1673, 24380), (1855, 21988), (2390, 17066), (2438, 16730), (3220, 12667), (3346, 12190), (3710, 10994), (4780, 8533), (4876, 8365), (5497, 7420), (6095, 6692)]