1387140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 3958080

約数和(自身を除く): 2570940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 379, 610, 732, 758, 915, 1137, 1220, 1516, 1830, 1895, 2274, 3660, 3790, 4548, 5685, 7580, 11370, 22740, 23119, 46238, 69357, 92476, 115595, 138714, 231190, 277428, 346785, 462380, 693570, 1387140]

約数ペア:

[(1, 1387140), (2, 693570), (3, 462380), (4, 346785), (5, 277428), (6, 231190), (10, 138714), (12, 115595), (15, 92476), (20, 69357), (30, 46238), (60, 23119), (61, 22740), (122, 11370), (183, 7580), (244, 5685), (305, 4548), (366, 3790), (379, 3660), (610, 2274), (732, 1895), (758, 1830), (915, 1516), (1137, 1220)]