1520400172

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{28663}}^1$

素因数の和:28905

約数の個数: 24

約数和(自身を含む): 2708748000

約数和(自身を除く): 1188347828

約数列:

[1, 2, 4, 89, 149, 178, 298, 356, 596, 13261, 26522, 28663, 53044, 57326, 114652, 2551007, 4270787, 5102014, 8541574, 10204028, 17083148, 380100043, 760200086, 1520400172]

約数ペア:

[(1, 1520400172), (2, 760200086), (4, 380100043), (89, 17083148), (149, 10204028), (178, 8541574), (298, 5102014), (356, 4270787), (596, 2551007), (13261, 114652), (26522, 57326), (28663, 53044)]