42213320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{577}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 99878400

約数和(自身を除く): 57665080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 472, 577, 590, 620, 1154, 1180, 1240, 1829, 2308, 2360, 2885, 3658, 4616, 5770, 7316, 9145, 11540, 14632, 17887, 18290, 23080, 34043, 35774, 36580, 68086, 71548, 73160, 89435, 136172, 143096, 170215, 178870, 272344, 340430, 357740, 680860, 715480, 1055333, 1361720, 2110666, 4221332, 5276665, 8442664, 10553330, 21106660, 42213320]

約数ペア:

[(1, 42213320), (2, 21106660), (4, 10553330), (5, 8442664), (8, 5276665), (10, 4221332), (20, 2110666), (31, 1361720), (40, 1055333), (59, 715480), (62, 680860), (118, 357740), (124, 340430), (155, 272344), (236, 178870), (248, 170215), (295, 143096), (310, 136172), (472, 89435), (577, 73160), (590, 71548), (620, 68086), (1154, 36580), (1180, 35774), (1240, 34043), (1829, 23080), (2308, 18290), (2360, 17887), (2885, 14632), (3658, 11540), (4616, 9145), (5770, 7316)]