19004820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4339}}^1$

素因数の和:4424

約数の個数: 48

約数和(自身を含む): 53954880

約数和(自身を除く): 34950060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4339, 4380, 8678, 13017, 17356, 21695, 26034, 43390, 52068, 65085, 86780, 130170, 260340, 316747, 633494, 950241, 1266988, 1583735, 1900482, 3167470, 3800964, 4751205, 6334940, 9502410, 19004820]

約数ペア:

[(1, 19004820), (2, 9502410), (3, 6334940), (4, 4751205), (5, 3800964), (6, 3167470), (10, 1900482), (12, 1583735), (15, 1266988), (20, 950241), (30, 633494), (60, 316747), (73, 260340), (146, 130170), (219, 86780), (292, 65085), (365, 52068), (438, 43390), (730, 26034), (876, 21695), (1095, 17356), (1460, 13017), (2190, 8678), (4339, 4380)]