2159456

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:231

約数の個数: 48

約数和(自身を含む): 4762800

約数和(自身を除く): 2603344

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 104, 116, 179, 208, 232, 358, 377, 416, 464, 716, 754, 928, 1432, 1508, 2327, 2864, 3016, 4654, 5191, 5728, 6032, 9308, 10382, 12064, 18616, 20764, 37232, 41528, 67483, 74464, 83056, 134966, 166112, 269932, 539864, 1079728, 2159456]

約数ペア:

[(1, 2159456), (2, 1079728), (4, 539864), (8, 269932), (13, 166112), (16, 134966), (26, 83056), (29, 74464), (32, 67483), (52, 41528), (58, 37232), (104, 20764), (116, 18616), (179, 12064), (208, 10382), (232, 9308), (358, 6032), (377, 5728), (416, 5191), (464, 4654), (716, 3016), (754, 2864), (928, 2327), (1432, 1508)]