419860740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{538283}}^1$

素因数の和:538308

約数の個数: 48

約数和(自身を含む): 1266043968

約数和(自身を除く): 846183228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 538283, 1076566, 1614849, 2153132, 2691415, 3229698, 5382830, 6459396, 6997679, 8074245, 10765660, 13995358, 16148490, 20993037, 27990716, 32296980, 34988395, 41986074, 69976790, 83972148, 104965185, 139953580, 209930370, 419860740]

約数ペア:

[(1, 419860740), (2, 209930370), (3, 139953580), (4, 104965185), (5, 83972148), (6, 69976790), (10, 41986074), (12, 34988395), (13, 32296980), (15, 27990716), (20, 20993037), (26, 16148490), (30, 13995358), (39, 10765660), (52, 8074245), (60, 6997679), (65, 6459396), (78, 5382830), (130, 3229698), (156, 2691415), (195, 2153132), (260, 1614849), (390, 1076566), (780, 538283)]