2197996840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4967}}^1$

素因数の和:5051

約数の個数: 128

約数和(自身を含む): 5708828160

約数和(自身を除く): 3510831320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 37, 40, 46, 52, 65, 74, 92, 104, 115, 130, 148, 184, 185, 230, 260, 296, 299, 370, 460, 481, 520, 598, 740, 851, 920, 962, 1196, 1480, 1495, 1702, 1924, 2392, 2405, 2990, 3404, 3848, 4255, 4810, 4967, 5980, 6808, 8510, 9620, 9934, 11063, 11960, 17020, 19240, 19868, 22126, 24835, 34040, 39736, 44252, 49670, 55315, 64571, 88504, 99340, 110630, 114241, 129142, 183779, 198680, 221260, 228482, 258284, 322855, 367558, 442520, 456964, 516568, 571205, 645710, 735116, 913928, 918895, 1142410, 1291420, 1470232, 1485133, 1837790, 2284820, 2389127, 2582840, 2970266, 3675580, 4226917, 4569640, 4778254, 5940532, 7351160, 7425665, 8453834, 9556508, 11881064, 11945635, 14851330, 16907668, 19113016, 21134585, 23891270, 29702660, 33815336, 42269170, 47782540, 54949921, 59405320, 84538340, 95565080, 109899842, 169076680, 219799684, 274749605, 439599368, 549499210, 1098998420, 2197996840]

約数ペア:

[(1, 2197996840), (2, 1098998420), (4, 549499210), (5, 439599368), (8, 274749605), (10, 219799684), (13, 169076680), (20, 109899842), (23, 95565080), (26, 84538340), (37, 59405320), (40, 54949921), (46, 47782540), (52, 42269170), (65, 33815336), (74, 29702660), (92, 23891270), (104, 21134585), (115, 19113016), (130, 16907668), (148, 14851330), (184, 11945635), (185, 11881064), (230, 9556508), (260, 8453834), (296, 7425665), (299, 7351160), (370, 5940532), (460, 4778254), (481, 4569640), (520, 4226917), (598, 3675580), (740, 2970266), (851, 2582840), (920, 2389127), (962, 2284820), (1196, 1837790), (1480, 1485133), (1495, 1470232), (1702, 1291420), (1924, 1142410), (2392, 918895), (2405, 913928), (2990, 735116), (3404, 645710), (3848, 571205), (4255, 516568), (4810, 456964), (4967, 442520), (5980, 367558), (6808, 322855), (8510, 258284), (9620, 228482), (9934, 221260), (11063, 198680), (11960, 183779), (17020, 129142), (19240, 114241), (19868, 110630), (22126, 99340), (24835, 88504), (34040, 64571), (39736, 55315), (44252, 49670)]