19000480

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{797}}^1$

素因数の和:961

約数の個数: 48

約数和(自身を含む): 45246600

約数和(自身を除く): 26246120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 596, 745, 797, 1192, 1490, 1594, 2384, 2980, 3188, 3985, 4768, 5960, 6376, 7970, 11920, 12752, 15940, 23840, 25504, 31880, 63760, 118753, 127520, 237506, 475012, 593765, 950024, 1187530, 1900048, 2375060, 3800096, 4750120, 9500240, 19000480]

約数ペア:

[(1, 19000480), (2, 9500240), (4, 4750120), (5, 3800096), (8, 2375060), (10, 1900048), (16, 1187530), (20, 950024), (32, 593765), (40, 475012), (80, 237506), (149, 127520), (160, 118753), (298, 63760), (596, 31880), (745, 25504), (797, 23840), (1192, 15940), (1490, 12752), (1594, 11920), (2384, 7970), (2980, 6376), (3188, 5960), (3985, 4768)]