123848720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49939}}^1$

素因数の和:49983

約数の個数: 40

約数和(自身を含む): 297242880

約数和(自身を除く): 173394160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 49939, 99878, 199756, 249695, 399512, 499390, 799024, 998780, 1548109, 1997560, 3096218, 3995120, 6192436, 7740545, 12384872, 15481090, 24769744, 30962180, 61924360, 123848720]

約数ペア:

[(1, 123848720), (2, 61924360), (4, 30962180), (5, 24769744), (8, 15481090), (10, 12384872), (16, 7740545), (20, 6192436), (31, 3995120), (40, 3096218), (62, 1997560), (80, 1548109), (124, 998780), (155, 799024), (248, 499390), (310, 399512), (496, 249695), (620, 199756), (1240, 99878), (2480, 49939)]