4578997220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1993}}^1\times {\mathrm{16411}}^1$

素因数の和:18420

約数の個数: 48

約数和(自身を含む): 10995777408

約数和(自身を除く): 6416780188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1993, 3986, 7972, 9965, 13951, 16411, 19930, 27902, 32822, 39860, 55804, 65644, 69755, 82055, 114877, 139510, 164110, 229754, 279020, 328220, 459508, 574385, 1148770, 2297540, 32707123, 65414246, 130828492, 163535615, 228949861, 327071230, 457899722, 654142460, 915799444, 1144749305, 2289498610, 4578997220]

約数ペア:

[(1, 4578997220), (2, 2289498610), (4, 1144749305), (5, 915799444), (7, 654142460), (10, 457899722), (14, 327071230), (20, 228949861), (28, 163535615), (35, 130828492), (70, 65414246), (140, 32707123), (1993, 2297540), (3986, 1148770), (7972, 574385), (9965, 459508), (13951, 328220), (16411, 279020), (19930, 229754), (27902, 164110), (32822, 139510), (39860, 114877), (55804, 82055), (65644, 69755)]