57144880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2389}}^1$

素因数の和:2438

約数の個数: 80

約数和(自身を含む): 149365440

約数和(自身を除く): 92220560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2389, 2392, 2990, 4778, 4784, 5980, 9556, 11945, 11960, 19112, 23890, 23920, 31057, 38224, 47780, 54947, 62114, 95560, 109894, 124228, 155285, 191120, 219788, 248456, 274735, 310570, 439576, 496912, 549470, 621140, 714311, 879152, 1098940, 1242280, 1428622, 2197880, 2484560, 2857244, 3571555, 4395760, 5714488, 7143110, 11428976, 14286220, 28572440, 57144880]

約数ペア:

[(1, 57144880), (2, 28572440), (4, 14286220), (5, 11428976), (8, 7143110), (10, 5714488), (13, 4395760), (16, 3571555), (20, 2857244), (23, 2484560), (26, 2197880), (40, 1428622), (46, 1242280), (52, 1098940), (65, 879152), (80, 714311), (92, 621140), (104, 549470), (115, 496912), (130, 439576), (184, 310570), (208, 274735), (230, 248456), (260, 219788), (299, 191120), (368, 155285), (460, 124228), (520, 109894), (598, 95560), (920, 62114), (1040, 54947), (1196, 47780), (1495, 38224), (1840, 31057), (2389, 23920), (2392, 23890), (2990, 19112), (4778, 11960), (4784, 11945), (5980, 9556)]