905757940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1\times {\mathrm{3181}}^1$

素因数の和:3832

約数の個数: 48

約数和(自身を含む): 1988622720

約数和(自身を除く): 1082864780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 619, 1238, 2476, 3095, 3181, 6190, 6362, 12380, 12724, 14237, 15905, 28474, 31810, 56948, 63620, 71185, 73163, 142370, 146326, 284740, 292652, 365815, 731630, 1463260, 1969039, 3938078, 7876156, 9845195, 19690390, 39380780, 45287897, 90575794, 181151588, 226439485, 452878970, 905757940]

約数ペア:

[(1, 905757940), (2, 452878970), (4, 226439485), (5, 181151588), (10, 90575794), (20, 45287897), (23, 39380780), (46, 19690390), (92, 9845195), (115, 7876156), (230, 3938078), (460, 1969039), (619, 1463260), (1238, 731630), (2476, 365815), (3095, 292652), (3181, 284740), (6190, 146326), (6362, 142370), (12380, 73163), (12724, 71185), (14237, 63620), (15905, 56948), (28474, 31810)]