2912861980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{392569}}^1$

素因数の和:392638

約数の個数: 48

約数和(自身を含む): 7122790080

約数和(自身を除く): 4209928100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 392569, 785138, 1570276, 1962845, 2747983, 3925690, 5495966, 7851380, 10991932, 13739915, 20806157, 27479830, 41612314, 54959660, 83224628, 104030785, 145643099, 208061570, 291286198, 416123140, 582572396, 728215495, 1456430990, 2912861980]

約数ペア:

[(1, 2912861980), (2, 1456430990), (4, 728215495), (5, 582572396), (7, 416123140), (10, 291286198), (14, 208061570), (20, 145643099), (28, 104030785), (35, 83224628), (53, 54959660), (70, 41612314), (106, 27479830), (140, 20806157), (212, 13739915), (265, 10991932), (371, 7851380), (530, 5495966), (742, 3925690), (1060, 2747983), (1484, 1962845), (1855, 1570276), (3710, 785138), (7420, 392569)]