2040777780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{465931}}^1$

素因数の和:466016

約数の個数: 48

約数和(自身を含む): 5792466624

約数和(自身を除く): 3751688844

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, 4380, 465931, 931862, 1397793, 1863724, 2329655, 2795586, 4659310, 5591172, 6988965, 9318620, 13977930, 27955860, 34012963, 68025926, 102038889, 136051852, 170064815, 204077778, 340129630, 408155556, 510194445, 680259260, 1020388890, 2040777780]

約数ペア:

[(1, 2040777780), (2, 1020388890), (3, 680259260), (4, 510194445), (5, 408155556), (6, 340129630), (10, 204077778), (12, 170064815), (15, 136051852), (20, 102038889), (30, 68025926), (60, 34012963), (73, 27955860), (146, 13977930), (219, 9318620), (292, 6988965), (365, 5591172), (438, 4659310), (730, 2795586), (876, 2329655), (1095, 1863724), (1460, 1397793), (2190, 931862), (4380, 465931)]