16181940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{953}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 45517248

約数和(自身を除く): 29335308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 283, 566, 849, 953, 1132, 1415, 1698, 1906, 2830, 2859, 3396, 3812, 4245, 4765, 5660, 5718, 8490, 9530, 11436, 14295, 16980, 19060, 28590, 57180, 269699, 539398, 809097, 1078796, 1348495, 1618194, 2696990, 3236388, 4045485, 5393980, 8090970, 16181940]

約数ペア:

[(1, 16181940), (2, 8090970), (3, 5393980), (4, 4045485), (5, 3236388), (6, 2696990), (10, 1618194), (12, 1348495), (15, 1078796), (20, 809097), (30, 539398), (60, 269699), (283, 57180), (566, 28590), (849, 19060), (953, 16980), (1132, 14295), (1415, 11436), (1698, 9530), (1906, 8490), (2830, 5718), (2859, 5660), (3396, 4765), (3812, 4245)]