2129342896

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{743}}^1$

素因数の和:938

約数の個数: 80

約数和(自身を含む): 4375148544

約数和(自身を除く): 2245805648

約数列:

[1, 2, 4, 8, 16, 37, 47, 74, 94, 103, 148, 188, 206, 296, 376, 412, 592, 743, 752, 824, 1486, 1648, 1739, 2972, 3478, 3811, 4841, 5944, 6956, 7622, 9682, 11888, 13912, 15244, 19364, 27491, 27824, 30488, 34921, 38728, 54982, 60976, 69842, 76529, 77456, 109964, 139684, 153058, 179117, 219928, 279368, 306116, 358234, 439856, 558736, 612232, 716468, 1224464, 1292077, 1432936, 2584154, 2831573, 2865872, 3596863, 5168308, 5663146, 7193726, 10336616, 11326292, 14387452, 20673232, 22652584, 28774904, 45305168, 57549808, 133083931, 266167862, 532335724, 1064671448, 2129342896]

約数ペア:

[(1, 2129342896), (2, 1064671448), (4, 532335724), (8, 266167862), (16, 133083931), (37, 57549808), (47, 45305168), (74, 28774904), (94, 22652584), (103, 20673232), (148, 14387452), (188, 11326292), (206, 10336616), (296, 7193726), (376, 5663146), (412, 5168308), (592, 3596863), (743, 2865872), (752, 2831573), (824, 2584154), (1486, 1432936), (1648, 1292077), (1739, 1224464), (2972, 716468), (3478, 612232), (3811, 558736), (4841, 439856), (5944, 358234), (6956, 306116), (7622, 279368), (9682, 219928), (11888, 179117), (13912, 153058), (15244, 139684), (19364, 109964), (27491, 77456), (27824, 76529), (30488, 69842), (34921, 60976), (38728, 54982)]