4960020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6359}}^1$

素因数の和:6384

約数の個数: 48

約数和(自身を含む): 14958720

約数和(自身を除く): 9998700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 6359, 12718, 19077, 25436, 31795, 38154, 63590, 76308, 82667, 95385, 127180, 165334, 190770, 248001, 330668, 381540, 413335, 496002, 826670, 992004, 1240005, 1653340, 2480010, 4960020]

約数ペア:

[(1, 4960020), (2, 2480010), (3, 1653340), (4, 1240005), (5, 992004), (6, 826670), (10, 496002), (12, 413335), (13, 381540), (15, 330668), (20, 248001), (26, 190770), (30, 165334), (39, 127180), (52, 95385), (60, 82667), (65, 76308), (78, 63590), (130, 38154), (156, 31795), (195, 25436), (260, 19077), (390, 12718), (780, 6359)]