16430840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 39800160

約数和(自身を除く): 23369320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 146, 170, 292, 331, 340, 365, 584, 662, 680, 730, 1241, 1324, 1460, 1655, 2482, 2648, 2920, 3310, 4964, 5627, 6205, 6620, 9928, 11254, 12410, 13240, 22508, 24163, 24820, 28135, 45016, 48326, 49640, 56270, 96652, 112540, 120815, 193304, 225080, 241630, 410771, 483260, 821542, 966520, 1643084, 2053855, 3286168, 4107710, 8215420, 16430840]

約数ペア:

[(1, 16430840), (2, 8215420), (4, 4107710), (5, 3286168), (8, 2053855), (10, 1643084), (17, 966520), (20, 821542), (34, 483260), (40, 410771), (68, 241630), (73, 225080), (85, 193304), (136, 120815), (146, 112540), (170, 96652), (292, 56270), (331, 49640), (340, 48326), (365, 45016), (584, 28135), (662, 24820), (680, 24163), (730, 22508), (1241, 13240), (1324, 12410), (1460, 11254), (1655, 9928), (2482, 6620), (2648, 6205), (2920, 5627), (3310, 4964)]