18744472960

素因数分解:

$2^7\times 5^1\times {\mathrm{29288239}}^1$

素因数の和:29288258

約数の個数: 32

約数和(自身を含む): 44811007200

約数和(自身を除く): 26066534240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 29288239, 58576478, 117152956, 146441195, 234305912, 292882390, 468611824, 585764780, 937223648, 1171529560, 1874447296, 2343059120, 3748894592, 4686118240, 9372236480, 18744472960]

約数ペア:

[(1, 18744472960), (2, 9372236480), (4, 4686118240), (5, 3748894592), (8, 2343059120), (10, 1874447296), (16, 1171529560), (20, 937223648), (32, 585764780), (40, 468611824), (64, 292882390), (80, 234305912), (128, 146441195), (160, 117152956), (320, 58576478), (640, 29288239)]