1938963560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{947}}^1\times {\mathrm{3011}}^1$

素因数の和:3986

約数の個数: 64

約数和(自身を含む): 4625709120

約数和(自身を除く): 2686745560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 947, 1894, 3011, 3788, 4735, 6022, 7576, 9470, 12044, 15055, 16099, 18940, 24088, 30110, 32198, 37880, 51187, 60220, 64396, 80495, 102374, 120440, 128792, 160990, 204748, 255935, 321980, 409496, 511870, 643960, 1023740, 2047480, 2851417, 5702834, 11405668, 14257085, 22811336, 28514170, 48474089, 57028340, 96948178, 114056680, 193896356, 242370445, 387792712, 484740890, 969481780, 1938963560]

約数ペア:

[(1, 1938963560), (2, 969481780), (4, 484740890), (5, 387792712), (8, 242370445), (10, 193896356), (17, 114056680), (20, 96948178), (34, 57028340), (40, 48474089), (68, 28514170), (85, 22811336), (136, 14257085), (170, 11405668), (340, 5702834), (680, 2851417), (947, 2047480), (1894, 1023740), (3011, 643960), (3788, 511870), (4735, 409496), (6022, 321980), (7576, 255935), (9470, 204748), (12044, 160990), (15055, 128792), (16099, 120440), (18940, 102374), (24088, 80495), (30110, 64396), (32198, 60220), (37880, 51187)]