8084020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 20195784

約数和(自身を除く): 12111764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 113, 140, 146, 196, 226, 245, 292, 365, 452, 490, 511, 565, 730, 791, 980, 1022, 1130, 1460, 1582, 2044, 2260, 2555, 3164, 3577, 3955, 5110, 5537, 7154, 7910, 8249, 10220, 11074, 14308, 15820, 16498, 17885, 22148, 27685, 32996, 35770, 41245, 55370, 57743, 71540, 82490, 110740, 115486, 164980, 230972, 288715, 404201, 577430, 808402, 1154860, 1616804, 2021005, 4042010, 8084020]

約数ペア:

[(1, 8084020), (2, 4042010), (4, 2021005), (5, 1616804), (7, 1154860), (10, 808402), (14, 577430), (20, 404201), (28, 288715), (35, 230972), (49, 164980), (70, 115486), (73, 110740), (98, 82490), (113, 71540), (140, 57743), (146, 55370), (196, 41245), (226, 35770), (245, 32996), (292, 27685), (365, 22148), (452, 17885), (490, 16498), (511, 15820), (565, 14308), (730, 11074), (791, 10220), (980, 8249), (1022, 7910), (1130, 7154), (1460, 5537), (1582, 5110), (2044, 3955), (2260, 3577), (2555, 3164)]