20368550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:833

約数の個数: 48

約数和(自身を含む): 41461632

約数和(自身を除く): 21093082

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 155, 170, 310, 425, 527, 773, 775, 850, 1054, 1546, 1550, 2635, 3865, 5270, 7730, 13141, 13175, 19325, 23963, 26282, 26350, 38650, 47926, 65705, 119815, 131410, 239630, 328525, 407371, 599075, 657050, 814742, 1198150, 2036855, 4073710, 10184275, 20368550]

約数ペア:

[(1, 20368550), (2, 10184275), (5, 4073710), (10, 2036855), (17, 1198150), (25, 814742), (31, 657050), (34, 599075), (50, 407371), (62, 328525), (85, 239630), (155, 131410), (170, 119815), (310, 65705), (425, 47926), (527, 38650), (773, 26350), (775, 26282), (850, 23963), (1054, 19325), (1546, 13175), (1550, 13141), (2635, 7730), (3865, 5270)]