393862740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89923}}^1$

素因数の和:90008

約数の個数: 48

約数和(自身を含む): 1117935168

約数和(自身を除く): 724072428

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, 89923, 179846, 269769, 359692, 449615, 539538, 899230, 1079076, 1348845, 1798460, 2697690, 5395380, 6564379, 13128758, 19693137, 26257516, 32821895, 39386274, 65643790, 78772548, 98465685, 131287580, 196931370, 393862740]

約数ペア:

[(1, 393862740), (2, 196931370), (3, 131287580), (4, 98465685), (5, 78772548), (6, 65643790), (10, 39386274), (12, 32821895), (15, 26257516), (20, 19693137), (30, 13128758), (60, 6564379), (73, 5395380), (146, 2697690), (219, 1798460), (292, 1348845), (365, 1079076), (438, 899230), (730, 539538), (876, 449615), (1095, 359692), (1460, 269769), (2190, 179846), (4380, 89923)]