422499640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{3253}}^1$

素因数の和:3472

約数の個数: 64

約数和(自身を含む): 1012124160

約数和(自身を除く): 589624520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 191, 340, 382, 680, 764, 955, 1528, 1910, 3247, 3253, 3820, 6494, 6506, 7640, 12988, 13012, 16235, 16265, 25976, 26024, 32470, 32530, 55301, 64940, 65060, 110602, 129880, 130120, 221204, 276505, 442408, 553010, 621323, 1106020, 1242646, 2212040, 2485292, 3106615, 4970584, 6213230, 10562491, 12426460, 21124982, 24852920, 42249964, 52812455, 84499928, 105624910, 211249820, 422499640]

約数ペア:

[(1, 422499640), (2, 211249820), (4, 105624910), (5, 84499928), (8, 52812455), (10, 42249964), (17, 24852920), (20, 21124982), (34, 12426460), (40, 10562491), (68, 6213230), (85, 4970584), (136, 3106615), (170, 2485292), (191, 2212040), (340, 1242646), (382, 1106020), (680, 621323), (764, 553010), (955, 442408), (1528, 276505), (1910, 221204), (3247, 130120), (3253, 129880), (3820, 110602), (6494, 65060), (6506, 64940), (7640, 55301), (12988, 32530), (13012, 32470), (16235, 26024), (16265, 25976)]