2169760

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:277

約数の個数: 48

約数和(自身を含む): 5225472

約数和(自身を除く): 3055712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 191, 284, 355, 382, 568, 710, 764, 955, 1136, 1420, 1528, 1910, 2272, 2840, 3056, 3820, 5680, 6112, 7640, 11360, 13561, 15280, 27122, 30560, 54244, 67805, 108488, 135610, 216976, 271220, 433952, 542440, 1084880, 2169760]

約数ペア:

[(1, 2169760), (2, 1084880), (4, 542440), (5, 433952), (8, 271220), (10, 216976), (16, 135610), (20, 108488), (32, 67805), (40, 54244), (71, 30560), (80, 27122), (142, 15280), (160, 13561), (191, 11360), (284, 7640), (355, 6112), (382, 5680), (568, 3820), (710, 3056), (764, 2840), (955, 2272), (1136, 1910), (1420, 1528)]