57903640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1340

約数の個数: 64

約数和(自身を含む): 139500000

約数和(自身を除く): 81596360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 380, 488, 610, 760, 1159, 1220, 1249, 2318, 2440, 2498, 4636, 4996, 5795, 6245, 9272, 9992, 11590, 12490, 23180, 23731, 24980, 46360, 47462, 49960, 76189, 94924, 118655, 152378, 189848, 237310, 304756, 380945, 474620, 609512, 761890, 949240, 1447591, 1523780, 2895182, 3047560, 5790364, 7237955, 11580728, 14475910, 28951820, 57903640]

約数ペア:

[(1, 57903640), (2, 28951820), (4, 14475910), (5, 11580728), (8, 7237955), (10, 5790364), (19, 3047560), (20, 2895182), (38, 1523780), (40, 1447591), (61, 949240), (76, 761890), (95, 609512), (122, 474620), (152, 380945), (190, 304756), (244, 237310), (305, 189848), (380, 152378), (488, 118655), (610, 94924), (760, 76189), (1159, 49960), (1220, 47462), (1249, 46360), (2318, 24980), (2440, 23731), (2498, 23180), (4636, 12490), (4996, 11590), (5795, 9992), (6245, 9272)]