30700120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6343}}^1$

素因数の和:6376

約数の個数: 48

約数和(自身を含む): 75937680

約数和(自身を除く): 45237560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 6343, 12686, 25372, 31715, 50744, 63430, 69773, 126860, 139546, 253720, 279092, 348865, 558184, 697730, 767503, 1395460, 1535006, 2790920, 3070012, 3837515, 6140024, 7675030, 15350060, 30700120]

約数ペア:

[(1, 30700120), (2, 15350060), (4, 7675030), (5, 6140024), (8, 3837515), (10, 3070012), (11, 2790920), (20, 1535006), (22, 1395460), (40, 767503), (44, 697730), (55, 558184), (88, 348865), (110, 279092), (121, 253720), (220, 139546), (242, 126860), (440, 69773), (484, 63430), (605, 50744), (968, 31715), (1210, 25372), (2420, 12686), (4840, 6343)]