67890340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2029}}^1$

素因数の和:2284

約数の個数: 48

約数和(自身を含む): 163699200

約数和(自身を除く): 95808860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2029, 2390, 3346, 4058, 4780, 6692, 8116, 8365, 10145, 14203, 16730, 20290, 28406, 33460, 40580, 56812, 71015, 142030, 284060, 484931, 969862, 1939724, 2424655, 3394517, 4849310, 6789034, 9698620, 13578068, 16972585, 33945170, 67890340]

約数ペア:

[(1, 67890340), (2, 33945170), (4, 16972585), (5, 13578068), (7, 9698620), (10, 6789034), (14, 4849310), (20, 3394517), (28, 2424655), (35, 1939724), (70, 969862), (140, 484931), (239, 284060), (478, 142030), (956, 71015), (1195, 56812), (1673, 40580), (2029, 33460), (2390, 28406), (3346, 20290), (4058, 16730), (4780, 14203), (6692, 10145), (8116, 8365)]