440346316

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1409}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 833817600

約数和(自身を除く): 393471284

約数列:

[1, 2, 4, 23, 43, 46, 79, 86, 92, 158, 172, 316, 989, 1409, 1817, 1978, 2818, 3397, 3634, 3956, 5636, 6794, 7268, 13588, 32407, 60587, 64814, 78131, 111311, 121174, 129628, 156262, 222622, 242348, 312524, 445244, 1393501, 2560153, 2787002, 4786373, 5120306, 5574004, 9572746, 10240612, 19145492, 110086579, 220173158, 440346316]

約数ペア:

[(1, 440346316), (2, 220173158), (4, 110086579), (23, 19145492), (43, 10240612), (46, 9572746), (79, 5574004), (86, 5120306), (92, 4786373), (158, 2787002), (172, 2560153), (316, 1393501), (989, 445244), (1409, 312524), (1817, 242348), (1978, 222622), (2818, 156262), (3397, 129628), (3634, 121174), (3956, 111311), (5636, 78131), (6794, 64814), (7268, 60587), (13588, 32407)]