40720856

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 91929600

約数和(自身を除く): 51208744

約数列:

[1, 2, 4, 8, 11, 22, 23, 31, 44, 46, 59, 62, 88, 92, 118, 121, 124, 184, 236, 242, 248, 253, 341, 472, 484, 506, 649, 682, 713, 968, 1012, 1298, 1357, 1364, 1426, 1829, 2024, 2596, 2714, 2728, 2783, 2852, 3658, 3751, 5192, 5428, 5566, 5704, 7139, 7316, 7502, 7843, 10856, 11132, 14278, 14632, 14927, 15004, 15686, 20119, 22264, 28556, 29854, 30008, 31372, 40238, 42067, 57112, 59708, 62744, 80476, 84134, 86273, 119416, 160952, 164197, 168268, 172546, 221309, 328394, 336536, 345092, 442618, 462737, 656788, 690184, 885236, 925474, 1313576, 1770472, 1850948, 3701896, 5090107, 10180214, 20360428, 40720856]

約数ペア:

[(1, 40720856), (2, 20360428), (4, 10180214), (8, 5090107), (11, 3701896), (22, 1850948), (23, 1770472), (31, 1313576), (44, 925474), (46, 885236), (59, 690184), (62, 656788), (88, 462737), (92, 442618), (118, 345092), (121, 336536), (124, 328394), (184, 221309), (236, 172546), (242, 168268), (248, 164197), (253, 160952), (341, 119416), (472, 86273), (484, 84134), (506, 80476), (649, 62744), (682, 59708), (713, 57112), (968, 42067), (1012, 40238), (1298, 31372), (1357, 30008), (1364, 29854), (1426, 28556), (1829, 22264), (2024, 20119), (2596, 15686), (2714, 15004), (2728, 14927), (2783, 14632), (2852, 14278), (3658, 11132), (3751, 10856), (5192, 7843), (5428, 7502), (5566, 7316), (5704, 7139)]