3843320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 9828000

約数和(自身を除く): 5984680

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 389, 494, 520, 760, 778, 988, 1235, 1556, 1945, 1976, 2470, 3112, 3890, 4940, 5057, 7391, 7780, 9880, 10114, 14782, 15560, 20228, 25285, 29564, 36955, 40456, 50570, 59128, 73910, 96083, 101140, 147820, 192166, 202280, 295640, 384332, 480415, 768664, 960830, 1921660, 3843320]

約数ペア:

[(1, 3843320), (2, 1921660), (4, 960830), (5, 768664), (8, 480415), (10, 384332), (13, 295640), (19, 202280), (20, 192166), (26, 147820), (38, 101140), (40, 96083), (52, 73910), (65, 59128), (76, 50570), (95, 40456), (104, 36955), (130, 29564), (152, 25285), (190, 20228), (247, 15560), (260, 14782), (380, 10114), (389, 9880), (494, 7780), (520, 7391), (760, 5057), (778, 4940), (988, 3890), (1235, 3112), (1556, 2470), (1945, 1976)]