40262440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 95418000

約数和(自身を除く): 55155560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 61, 116, 122, 145, 232, 244, 290, 305, 488, 569, 580, 610, 1138, 1160, 1220, 1769, 2276, 2440, 2845, 3538, 4552, 5690, 7076, 8845, 11380, 14152, 16501, 17690, 22760, 33002, 34709, 35380, 66004, 69418, 70760, 82505, 132008, 138836, 165010, 173545, 277672, 330020, 347090, 660040, 694180, 1006561, 1388360, 2013122, 4026244, 5032805, 8052488, 10065610, 20131220, 40262440]

約数ペア:

[(1, 40262440), (2, 20131220), (4, 10065610), (5, 8052488), (8, 5032805), (10, 4026244), (20, 2013122), (29, 1388360), (40, 1006561), (58, 694180), (61, 660040), (116, 347090), (122, 330020), (145, 277672), (232, 173545), (244, 165010), (290, 138836), (305, 132008), (488, 82505), (569, 70760), (580, 69418), (610, 66004), (1138, 35380), (1160, 34709), (1220, 33002), (1769, 22760), (2276, 17690), (2440, 16501), (2845, 14152), (3538, 11380), (4552, 8845), (5690, 7076)]