40421220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{613}}^1$

素因数の和:789

約数の個数: 96

約数和(自身を含む): 130384128

約数和(自身を除く): 89962908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 157, 210, 314, 420, 471, 613, 628, 785, 942, 1099, 1226, 1570, 1839, 1884, 2198, 2355, 2452, 3065, 3140, 3297, 3678, 4291, 4396, 4710, 5495, 6130, 6594, 7356, 8582, 9195, 9420, 10990, 12260, 12873, 13188, 16485, 17164, 18390, 21455, 21980, 25746, 32970, 36780, 42910, 51492, 64365, 65940, 85820, 96241, 128730, 192482, 257460, 288723, 384964, 481205, 577446, 673687, 962410, 1154892, 1347374, 1443615, 1924820, 2021061, 2694748, 2887230, 3368435, 4042122, 5774460, 6736870, 8084244, 10105305, 13473740, 20210610, 40421220]

約数ペア:

[(1, 40421220), (2, 20210610), (3, 13473740), (4, 10105305), (5, 8084244), (6, 6736870), (7, 5774460), (10, 4042122), (12, 3368435), (14, 2887230), (15, 2694748), (20, 2021061), (21, 1924820), (28, 1443615), (30, 1347374), (35, 1154892), (42, 962410), (60, 673687), (70, 577446), (84, 481205), (105, 384964), (140, 288723), (157, 257460), (210, 192482), (314, 128730), (420, 96241), (471, 85820), (613, 65940), (628, 64365), (785, 51492), (942, 42910), (1099, 36780), (1226, 32970), (1570, 25746), (1839, 21980), (1884, 21455), (2198, 18390), (2355, 17164), (2452, 16485), (3065, 13188), (3140, 12873), (3297, 12260), (3678, 10990), (4291, 9420), (4396, 9195), (4710, 8582), (5495, 7356), (6130, 6594)]