388630540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{49697}}^1$

素因数の和:49746

約数の個数: 48

約数和(自身を含む): 901720512

約数和(自身を除く): 513089972

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 49697, 99394, 198788, 248485, 496970, 844849, 993940, 1143031, 1689698, 2286062, 3379396, 4224245, 4572124, 5715155, 8448490, 11430310, 16896980, 19431527, 22860620, 38863054, 77726108, 97157635, 194315270, 388630540]

約数ペア:

[(1, 388630540), (2, 194315270), (4, 97157635), (5, 77726108), (10, 38863054), (17, 22860620), (20, 19431527), (23, 16896980), (34, 11430310), (46, 8448490), (68, 5715155), (85, 4572124), (92, 4224245), (115, 3379396), (170, 2286062), (230, 1689698), (340, 1143031), (391, 993940), (460, 844849), (782, 496970), (1564, 248485), (1955, 198788), (3910, 99394), (7820, 49697)]