40531470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{751}}^1$

素因数の和:1025

約数の個数: 64

約数和(自身を含む): 111753216

約数和(自身を除く): 71221746

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 257, 514, 751, 771, 1285, 1502, 1542, 1799, 2253, 2570, 3598, 3755, 3855, 4506, 5257, 5397, 7510, 7710, 8995, 10514, 10794, 11265, 15771, 17990, 22530, 26285, 26985, 31542, 52570, 53970, 78855, 157710, 193007, 386014, 579021, 965035, 1158042, 1351049, 1930070, 2702098, 2895105, 4053147, 5790210, 6755245, 8106294, 13510490, 20265735, 40531470]

約数ペア:

[(1, 40531470), (2, 20265735), (3, 13510490), (5, 8106294), (6, 6755245), (7, 5790210), (10, 4053147), (14, 2895105), (15, 2702098), (21, 1930070), (30, 1351049), (35, 1158042), (42, 965035), (70, 579021), (105, 386014), (210, 193007), (257, 157710), (514, 78855), (751, 53970), (771, 52570), (1285, 31542), (1502, 26985), (1542, 26285), (1799, 22530), (2253, 17990), (2570, 15771), (3598, 11265), (3755, 10794), (3855, 10514), (4506, 8995), (5257, 7710), (5397, 7510)]