392643520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{39581}}^1$

素因数の和:39629

約数の個数: 56

約数和(自身を含む): 965167488

約数和(自身を除く): 572523968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 39581, 79162, 158324, 197905, 316648, 395810, 633296, 791620, 1227011, 1266592, 1583240, 2454022, 2533184, 3166480, 4908044, 6135055, 6332960, 9816088, 12270110, 12665920, 19632176, 24540220, 39264352, 49080440, 78528704, 98160880, 196321760, 392643520]

約数ペア:

[(1, 392643520), (2, 196321760), (4, 98160880), (5, 78528704), (8, 49080440), (10, 39264352), (16, 24540220), (20, 19632176), (31, 12665920), (32, 12270110), (40, 9816088), (62, 6332960), (64, 6135055), (80, 4908044), (124, 3166480), (155, 2533184), (160, 2454022), (248, 1583240), (310, 1266592), (320, 1227011), (496, 791620), (620, 633296), (992, 395810), (1240, 316648), (1984, 197905), (2480, 158324), (4960, 79162), (9920, 39581)]