2344420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 5419008

約数和(自身を除く): 3074588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 127, 130, 142, 254, 260, 284, 355, 508, 635, 710, 923, 1270, 1420, 1651, 1846, 2540, 3302, 3692, 4615, 6604, 8255, 9017, 9230, 16510, 18034, 18460, 33020, 36068, 45085, 90170, 117221, 180340, 234442, 468884, 586105, 1172210, 2344420]

約数ペア:

[(1, 2344420), (2, 1172210), (4, 586105), (5, 468884), (10, 234442), (13, 180340), (20, 117221), (26, 90170), (52, 45085), (65, 36068), (71, 33020), (127, 18460), (130, 18034), (142, 16510), (254, 9230), (260, 9017), (284, 8255), (355, 6604), (508, 4615), (635, 3692), (710, 3302), (923, 2540), (1270, 1846), (1420, 1651)]