16202420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 37065168

約数和(自身を除く): 20862748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 617, 1010, 1234, 1313, 2020, 2468, 2626, 3085, 5252, 6170, 6565, 8021, 12340, 13130, 16042, 26260, 32084, 40105, 62317, 80210, 124634, 160420, 249268, 311585, 623170, 810121, 1246340, 1620242, 3240484, 4050605, 8101210, 16202420]

約数ペア:

[(1, 16202420), (2, 8101210), (4, 4050605), (5, 3240484), (10, 1620242), (13, 1246340), (20, 810121), (26, 623170), (52, 311585), (65, 249268), (101, 160420), (130, 124634), (202, 80210), (260, 62317), (404, 40105), (505, 32084), (617, 26260), (1010, 16042), (1234, 13130), (1313, 12340), (2020, 8021), (2468, 6565), (2626, 6170), (3085, 5252)]