1300020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 3725568

約数和(自身を除く): 2425548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 461, 470, 564, 705, 922, 940, 1383, 1410, 1844, 2305, 2766, 2820, 4610, 5532, 6915, 9220, 13830, 21667, 27660, 43334, 65001, 86668, 108335, 130002, 216670, 260004, 325005, 433340, 650010, 1300020]

約数ペア:

[(1, 1300020), (2, 650010), (3, 433340), (4, 325005), (5, 260004), (6, 216670), (10, 130002), (12, 108335), (15, 86668), (20, 65001), (30, 43334), (47, 27660), (60, 21667), (94, 13830), (141, 9220), (188, 6915), (235, 5532), (282, 4610), (461, 2820), (470, 2766), (564, 2305), (705, 1844), (922, 1410), (940, 1383)]