223575940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{11489}}^1$

素因数の和:11644

約数の個数: 48

約数和(自身を含む): 540489600

約数和(自身を除く): 316913660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 9730, 11489, 19460, 22978, 45956, 57445, 80423, 114890, 160846, 229780, 321692, 402115, 804230, 1596971, 1608460, 3193942, 6387884, 7984855, 11178797, 15969710, 22357594, 31939420, 44715188, 55893985, 111787970, 223575940]

約数ペア:

[(1, 223575940), (2, 111787970), (4, 55893985), (5, 44715188), (7, 31939420), (10, 22357594), (14, 15969710), (20, 11178797), (28, 7984855), (35, 6387884), (70, 3193942), (139, 1608460), (140, 1596971), (278, 804230), (556, 402115), (695, 321692), (973, 229780), (1390, 160846), (1946, 114890), (2780, 80423), (3892, 57445), (4865, 45956), (9730, 22978), (11489, 19460)]