13631627960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1721}}^1\times {\mathrm{2789}}^1$

素因数の和:4592

約数の個数: 64

約数和(自身を含む): 31132382400

約数和(自身を除く): 17500754440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 1721, 2789, 2840, 3442, 5578, 6884, 8605, 11156, 13768, 13945, 17210, 22312, 27890, 34420, 55780, 68840, 111560, 122191, 198019, 244382, 396038, 488764, 610955, 792076, 977528, 990095, 1221910, 1584152, 1980190, 2443820, 3960380, 4799869, 4887640, 7920760, 9599738, 19199476, 23999345, 38398952, 47998690, 95997380, 191994760, 340790699, 681581398, 1363162796, 1703953495, 2726325592, 3407906990, 6815813980, 13631627960]

約数ペア:

[(1, 13631627960), (2, 6815813980), (4, 3407906990), (5, 2726325592), (8, 1703953495), (10, 1363162796), (20, 681581398), (40, 340790699), (71, 191994760), (142, 95997380), (284, 47998690), (355, 38398952), (568, 23999345), (710, 19199476), (1420, 9599738), (1721, 7920760), (2789, 4887640), (2840, 4799869), (3442, 3960380), (5578, 2443820), (6884, 1980190), (8605, 1584152), (11156, 1221910), (13768, 990095), (13945, 977528), (17210, 792076), (22312, 610955), (27890, 488764), (34420, 396038), (55780, 244382), (68840, 198019), (111560, 122191)]