327996920

素因数分解:

$2^3\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{5507}}^1$

素因数の和:7007

約数の個数: 32

約数和(自身を含む): 738622800

約数和(自身を除く): 410625880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1489, 2978, 5507, 5956, 7445, 11014, 11912, 14890, 22028, 27535, 29780, 44056, 55070, 59560, 110140, 220280, 8199923, 16399846, 32799692, 40999615, 65599384, 81999230, 163998460, 327996920]

約数ペア:

[(1, 327996920), (2, 163998460), (4, 81999230), (5, 65599384), (8, 40999615), (10, 32799692), (20, 16399846), (40, 8199923), (1489, 220280), (2978, 110140), (5507, 59560), (5956, 55070), (7445, 44056), (11014, 29780), (11912, 27535), (14890, 22028)]