1568259620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1987}}^1$

素因数の和:2113

約数の個数: 96

約数和(自身を含む): 3633745920

約数和(自身を除く): 2065486300

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 67, 76, 95, 124, 134, 155, 190, 268, 310, 335, 380, 589, 620, 670, 1178, 1273, 1340, 1987, 2077, 2356, 2546, 2945, 3974, 4154, 5092, 5890, 6365, 7948, 8308, 9935, 10385, 11780, 12730, 19870, 20770, 25460, 37753, 39463, 39740, 41540, 61597, 75506, 78926, 123194, 133129, 151012, 157852, 188765, 197315, 246388, 266258, 307985, 377530, 394630, 532516, 615970, 665645, 755060, 789260, 1170343, 1231940, 1331290, 2340686, 2529451, 2662580, 4126999, 4681372, 5058902, 5851715, 8253998, 10117804, 11703430, 12647255, 16507996, 20634995, 23406860, 25294510, 41269990, 50589020, 78412981, 82539980, 156825962, 313651924, 392064905, 784129810, 1568259620]

約数ペア:

[(1, 1568259620), (2, 784129810), (4, 392064905), (5, 313651924), (10, 156825962), (19, 82539980), (20, 78412981), (31, 50589020), (38, 41269990), (62, 25294510), (67, 23406860), (76, 20634995), (95, 16507996), (124, 12647255), (134, 11703430), (155, 10117804), (190, 8253998), (268, 5851715), (310, 5058902), (335, 4681372), (380, 4126999), (589, 2662580), (620, 2529451), (670, 2340686), (1178, 1331290), (1273, 1231940), (1340, 1170343), (1987, 789260), (2077, 755060), (2356, 665645), (2546, 615970), (2945, 532516), (3974, 394630), (4154, 377530), (5092, 307985), (5890, 266258), (6365, 246388), (7948, 197315), (8308, 188765), (9935, 157852), (10385, 151012), (11780, 133129), (12730, 123194), (19870, 78926), (20770, 75506), (25460, 61597), (37753, 41540), (39463, 39740)]