39549640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4003}}^1$

素因数の和:4046

約数の個数: 64

約数和(自身を含む): 100900800

約数和(自身を除く): 61351160

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4003, 4940, 8006, 9880, 16012, 20015, 32024, 40030, 52039, 76057, 80060, 104078, 152114, 160120, 208156, 260195, 304228, 380285, 416312, 520390, 608456, 760570, 988741, 1040780, 1521140, 1977482, 2081560, 3042280, 3954964, 4943705, 7909928, 9887410, 19774820, 39549640]

約数ペア:

[(1, 39549640), (2, 19774820), (4, 9887410), (5, 7909928), (8, 4943705), (10, 3954964), (13, 3042280), (19, 2081560), (20, 1977482), (26, 1521140), (38, 1040780), (40, 988741), (52, 760570), (65, 608456), (76, 520390), (95, 416312), (104, 380285), (130, 304228), (152, 260195), (190, 208156), (247, 160120), (260, 152114), (380, 104078), (494, 80060), (520, 76057), (760, 52039), (988, 40030), (1235, 32024), (1976, 20015), (2470, 16012), (4003, 9880), (4940, 8006)]