40419040

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:356

約数の個数: 96

約数和(自身を含む): 102332160

約数和(自身を除く): 61913120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 80, 116, 124, 145, 155, 160, 232, 248, 281, 290, 310, 464, 496, 562, 580, 620, 899, 928, 992, 1124, 1160, 1240, 1405, 1798, 2248, 2320, 2480, 2810, 3596, 4495, 4496, 4640, 4960, 5620, 7192, 8149, 8711, 8990, 8992, 11240, 14384, 16298, 17422, 17980, 22480, 28768, 32596, 34844, 35960, 40745, 43555, 44960, 65192, 69688, 71920, 81490, 87110, 130384, 139376, 143840, 162980, 174220, 252619, 260768, 278752, 325960, 348440, 505238, 651920, 696880, 1010476, 1263095, 1303840, 1393760, 2020952, 2526190, 4041904, 5052380, 8083808, 10104760, 20209520, 40419040]

約数ペア:

[(1, 40419040), (2, 20209520), (4, 10104760), (5, 8083808), (8, 5052380), (10, 4041904), (16, 2526190), (20, 2020952), (29, 1393760), (31, 1303840), (32, 1263095), (40, 1010476), (58, 696880), (62, 651920), (80, 505238), (116, 348440), (124, 325960), (145, 278752), (155, 260768), (160, 252619), (232, 174220), (248, 162980), (281, 143840), (290, 139376), (310, 130384), (464, 87110), (496, 81490), (562, 71920), (580, 69688), (620, 65192), (899, 44960), (928, 43555), (992, 40745), (1124, 35960), (1160, 34844), (1240, 32596), (1405, 28768), (1798, 22480), (2248, 17980), (2320, 17422), (2480, 16298), (2810, 14384), (3596, 11240), (4495, 8992), (4496, 8990), (4640, 8711), (4960, 8149), (5620, 7192)]