2813520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:652

約数の個数: 80

約数和(自身を含む): 9195840

約数和(自身を除く): 6382320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 617, 760, 912, 1140, 1234, 1520, 1851, 2280, 2468, 3085, 3702, 4560, 4936, 6170, 7404, 9255, 9872, 11723, 12340, 14808, 18510, 23446, 24680, 29616, 35169, 37020, 46892, 49360, 58615, 70338, 74040, 93784, 117230, 140676, 148080, 175845, 187568, 234460, 281352, 351690, 468920, 562704, 703380, 937840, 1406760, 2813520]

約数ペア:

[(1, 2813520), (2, 1406760), (3, 937840), (4, 703380), (5, 562704), (6, 468920), (8, 351690), (10, 281352), (12, 234460), (15, 187568), (16, 175845), (19, 148080), (20, 140676), (24, 117230), (30, 93784), (38, 74040), (40, 70338), (48, 58615), (57, 49360), (60, 46892), (76, 37020), (80, 35169), (95, 29616), (114, 24680), (120, 23446), (152, 18510), (190, 14808), (228, 12340), (240, 11723), (285, 9872), (304, 9255), (380, 7404), (456, 6170), (570, 4936), (617, 4560), (760, 3702), (912, 3085), (1140, 2468), (1234, 2280), (1520, 1851)]