1639309060

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1\times {\mathrm{1427}}^1$

素因数の和:2316

約数の個数: 48

約数和(自身を含む): 3497800320

約数和(自身を除く): 1858491260

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 809, 1420, 1427, 1618, 2854, 3236, 4045, 5708, 7135, 8090, 14270, 16180, 28540, 57439, 101317, 114878, 202634, 229756, 287195, 405268, 506585, 574390, 1013170, 1148780, 1154443, 2026340, 2308886, 4617772, 5772215, 11544430, 23088860, 81965453, 163930906, 327861812, 409827265, 819654530, 1639309060]

約数ペア:

[(1, 1639309060), (2, 819654530), (4, 409827265), (5, 327861812), (10, 163930906), (20, 81965453), (71, 23088860), (142, 11544430), (284, 5772215), (355, 4617772), (710, 2308886), (809, 2026340), (1420, 1154443), (1427, 1148780), (1618, 1013170), (2854, 574390), (3236, 506585), (4045, 405268), (5708, 287195), (7135, 229756), (8090, 202634), (14270, 114878), (16180, 101317), (28540, 57439)]