19145460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5231}}^1$

素因数の和:5304

約数の個数: 48

約数和(自身を含む): 54496512

約数和(自身を除く): 35351052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 5231, 10462, 15693, 20924, 26155, 31386, 52310, 62772, 78465, 104620, 156930, 313860, 319091, 638182, 957273, 1276364, 1595455, 1914546, 3190910, 3829092, 4786365, 6381820, 9572730, 19145460]

約数ペア:

[(1, 19145460), (2, 9572730), (3, 6381820), (4, 4786365), (5, 3829092), (6, 3190910), (10, 1914546), (12, 1595455), (15, 1276364), (20, 957273), (30, 638182), (60, 319091), (61, 313860), (122, 156930), (183, 104620), (244, 78465), (305, 62772), (366, 52310), (610, 31386), (732, 26155), (915, 20924), (1220, 15693), (1830, 10462), (3660, 5231)]