40430480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 100678080

約数和(自身を除く): 60247600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 95, 134, 152, 190, 268, 304, 335, 380, 397, 536, 670, 760, 794, 1072, 1273, 1340, 1520, 1588, 1985, 2546, 2680, 3176, 3970, 5092, 5360, 6352, 6365, 7543, 7940, 10184, 12730, 15086, 15880, 20368, 25460, 26599, 30172, 31760, 37715, 50920, 53198, 60344, 75430, 101840, 106396, 120688, 132995, 150860, 212792, 265990, 301720, 425584, 505381, 531980, 603440, 1010762, 1063960, 2021524, 2127920, 2526905, 4043048, 5053810, 8086096, 10107620, 20215240, 40430480]

約数ペア:

[(1, 40430480), (2, 20215240), (4, 10107620), (5, 8086096), (8, 5053810), (10, 4043048), (16, 2526905), (19, 2127920), (20, 2021524), (38, 1063960), (40, 1010762), (67, 603440), (76, 531980), (80, 505381), (95, 425584), (134, 301720), (152, 265990), (190, 212792), (268, 150860), (304, 132995), (335, 120688), (380, 106396), (397, 101840), (536, 75430), (670, 60344), (760, 53198), (794, 50920), (1072, 37715), (1273, 31760), (1340, 30172), (1520, 26599), (1588, 25460), (1985, 20368), (2546, 15880), (2680, 15086), (3176, 12730), (3970, 10184), (5092, 7940), (5360, 7543), (6352, 6365)]