2539920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:592

約数の個数: 80

約数和(自身を含む): 8303040

約数和(自身を除く): 5763120

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, 557, 570, 760, 912, 1114, 1140, 1520, 1671, 2228, 2280, 2785, 3342, 4456, 4560, 5570, 6684, 8355, 8912, 10583, 11140, 13368, 16710, 21166, 22280, 26736, 31749, 33420, 42332, 44560, 52915, 63498, 66840, 84664, 105830, 126996, 133680, 158745, 169328, 211660, 253992, 317490, 423320, 507984, 634980, 846640, 1269960, 2539920]

約数ペア:

[(1, 2539920), (2, 1269960), (3, 846640), (4, 634980), (5, 507984), (6, 423320), (8, 317490), (10, 253992), (12, 211660), (15, 169328), (16, 158745), (19, 133680), (20, 126996), (24, 105830), (30, 84664), (38, 66840), (40, 63498), (48, 52915), (57, 44560), (60, 42332), (76, 33420), (80, 31749), (95, 26736), (114, 22280), (120, 21166), (152, 16710), (190, 13368), (228, 11140), (240, 10583), (285, 8912), (304, 8355), (380, 6684), (456, 5570), (557, 4560), (570, 4456), (760, 3342), (912, 2785), (1114, 2280), (1140, 2228), (1520, 1671)]