15238640

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{797}}^1$

素因数の和:1049

約数の個数: 40

約数和(自身を含む): 35622720

約数和(自身を除く): 20384080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 797, 956, 1195, 1594, 1912, 2390, 3188, 3824, 3985, 4780, 6376, 7970, 9560, 12752, 15940, 19120, 31880, 63760, 190483, 380966, 761932, 952415, 1523864, 1904830, 3047728, 3809660, 7619320, 15238640]

約数ペア:

[(1, 15238640), (2, 7619320), (4, 3809660), (5, 3047728), (8, 1904830), (10, 1523864), (16, 952415), (20, 761932), (40, 380966), (80, 190483), (239, 63760), (478, 31880), (797, 19120), (956, 15940), (1195, 12752), (1594, 9560), (1912, 7970), (2390, 6376), (3188, 4780), (3824, 3985)]