396885560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3169}}^1$

素因数の和:3312

約数の個数: 64

約数和(自身を含む): 931219200

約数和(自身を除く): 534333640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 808, 1010, 1240, 2020, 3131, 3169, 4040, 6262, 6338, 12524, 12676, 15655, 15845, 25048, 25352, 31310, 31690, 62620, 63380, 98239, 125240, 126760, 196478, 320069, 392956, 491195, 640138, 785912, 982390, 1280276, 1600345, 1964780, 2560552, 3200690, 3929560, 6401380, 9922139, 12802760, 19844278, 39688556, 49610695, 79377112, 99221390, 198442780, 396885560]

約数ペア:

[(1, 396885560), (2, 198442780), (4, 99221390), (5, 79377112), (8, 49610695), (10, 39688556), (20, 19844278), (31, 12802760), (40, 9922139), (62, 6401380), (101, 3929560), (124, 3200690), (155, 2560552), (202, 1964780), (248, 1600345), (310, 1280276), (404, 982390), (505, 785912), (620, 640138), (808, 491195), (1010, 392956), (1240, 320069), (2020, 196478), (3131, 126760), (3169, 125240), (4040, 98239), (6262, 63380), (6338, 62620), (12524, 31690), (12676, 31310), (15655, 25352), (15845, 25048)]