2019709640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1999}}^1$

素因数の和:2119

約数の個数: 128

約数和(自身を含む): 5140800000

約数和(自身を除く): 3121090360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 67, 104, 116, 130, 134, 145, 232, 260, 268, 290, 335, 377, 520, 536, 580, 670, 754, 871, 1160, 1340, 1508, 1742, 1885, 1943, 1999, 2680, 3016, 3484, 3770, 3886, 3998, 4355, 6968, 7540, 7772, 7996, 8710, 9715, 9995, 15080, 15544, 15992, 17420, 19430, 19990, 25259, 25987, 34840, 38860, 39980, 50518, 51974, 57971, 77720, 79960, 101036, 103948, 115942, 126295, 129935, 133933, 202072, 207896, 231884, 252590, 259870, 267866, 289855, 463768, 505180, 519740, 535732, 579710, 669665, 753623, 1010360, 1039480, 1071464, 1159420, 1339330, 1507246, 1741129, 2318840, 2678660, 3014492, 3482258, 3768115, 3884057, 5357320, 6028984, 6964516, 7536230, 7768114, 8705645, 13929032, 15072460, 15536228, 17411290, 19420285, 30144920, 31072456, 34822580, 38840570, 50492741, 69645160, 77681140, 100985482, 155362280, 201970964, 252463705, 403941928, 504927410, 1009854820, 2019709640]

約数ペア:

[(1, 2019709640), (2, 1009854820), (4, 504927410), (5, 403941928), (8, 252463705), (10, 201970964), (13, 155362280), (20, 100985482), (26, 77681140), (29, 69645160), (40, 50492741), (52, 38840570), (58, 34822580), (65, 31072456), (67, 30144920), (104, 19420285), (116, 17411290), (130, 15536228), (134, 15072460), (145, 13929032), (232, 8705645), (260, 7768114), (268, 7536230), (290, 6964516), (335, 6028984), (377, 5357320), (520, 3884057), (536, 3768115), (580, 3482258), (670, 3014492), (754, 2678660), (871, 2318840), (1160, 1741129), (1340, 1507246), (1508, 1339330), (1742, 1159420), (1885, 1071464), (1943, 1039480), (1999, 1010360), (2680, 753623), (3016, 669665), (3484, 579710), (3770, 535732), (3886, 519740), (3998, 505180), (4355, 463768), (6968, 289855), (7540, 267866), (7772, 259870), (7996, 252590), (8710, 231884), (9715, 207896), (9995, 202072), (15080, 133933), (15544, 129935), (15992, 126295), (17420, 115942), (19430, 103948), (19990, 101036), (25259, 79960), (25987, 77720), (34840, 57971), (38860, 51974), (39980, 50518)]