12897960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5657}}^1$

素因数の和:5690

約数の個数: 64

約数和(自身を含む): 40737600

約数和(自身を除く): 27839640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 5657, 11314, 16971, 22628, 28285, 33942, 45256, 56570, 67884, 84855, 107483, 113140, 135768, 169710, 214966, 226280, 322449, 339420, 429932, 537415, 644898, 678840, 859864, 1074830, 1289796, 1612245, 2149660, 2579592, 3224490, 4299320, 6448980, 12897960]

約数ペア:

[(1, 12897960), (2, 6448980), (3, 4299320), (4, 3224490), (5, 2579592), (6, 2149660), (8, 1612245), (10, 1289796), (12, 1074830), (15, 859864), (19, 678840), (20, 644898), (24, 537415), (30, 429932), (38, 339420), (40, 322449), (57, 226280), (60, 214966), (76, 169710), (95, 135768), (114, 113140), (120, 107483), (152, 84855), (190, 67884), (228, 56570), (285, 45256), (380, 33942), (456, 28285), (570, 22628), (760, 16971), (1140, 11314), (2280, 5657)]