28754520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2887}}^1$

素因数の和:2984

約数の個数: 64

約数和(自身を含む): 87333120

約数和(自身を除く): 58578600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 2887, 3320, 4980, 5774, 8661, 9960, 11548, 14435, 17322, 23096, 28870, 34644, 43305, 57740, 69288, 86610, 115480, 173220, 239621, 346440, 479242, 718863, 958484, 1198105, 1437726, 1916968, 2396210, 2875452, 3594315, 4792420, 5750904, 7188630, 9584840, 14377260, 28754520]

約数ペア:

[(1, 28754520), (2, 14377260), (3, 9584840), (4, 7188630), (5, 5750904), (6, 4792420), (8, 3594315), (10, 2875452), (12, 2396210), (15, 1916968), (20, 1437726), (24, 1198105), (30, 958484), (40, 718863), (60, 479242), (83, 346440), (120, 239621), (166, 173220), (249, 115480), (332, 86610), (415, 69288), (498, 57740), (664, 43305), (830, 34644), (996, 28870), (1245, 23096), (1660, 17322), (1992, 14435), (2490, 11548), (2887, 9960), (3320, 8661), (4980, 5774)]