3819220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 8709120

約数和(自身を除く): 4889900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 239, 340, 470, 478, 799, 940, 956, 1195, 1598, 2390, 3196, 3995, 4063, 4780, 7990, 8126, 11233, 15980, 16252, 20315, 22466, 40630, 44932, 56165, 81260, 112330, 190961, 224660, 381922, 763844, 954805, 1909610, 3819220]

約数ペア:

[(1, 3819220), (2, 1909610), (4, 954805), (5, 763844), (10, 381922), (17, 224660), (20, 190961), (34, 112330), (47, 81260), (68, 56165), (85, 44932), (94, 40630), (170, 22466), (188, 20315), (235, 16252), (239, 15980), (340, 11233), (470, 8126), (478, 7990), (799, 4780), (940, 4063), (956, 3995), (1195, 3196), (1598, 2390)]