21823501360

素因数分解:

$2^4\times 5^1\times {\mathrm{947}}^1\times {\mathrm{288061}}^1$

素因数の和:289021

約数の個数: 40

約数和(自身を含む): 50793396336

約数和(自身を除く): 28969894976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 947, 1894, 3788, 4735, 7576, 9470, 15152, 18940, 37880, 75760, 288061, 576122, 1152244, 1440305, 2304488, 2880610, 4608976, 5761220, 11522440, 23044880, 272793767, 545587534, 1091175068, 1363968835, 2182350136, 2727937670, 4364700272, 5455875340, 10911750680, 21823501360]

約数ペア:

[(1, 21823501360), (2, 10911750680), (4, 5455875340), (5, 4364700272), (8, 2727937670), (10, 2182350136), (16, 1363968835), (20, 1091175068), (40, 545587534), (80, 272793767), (947, 23044880), (1894, 11522440), (3788, 5761220), (4735, 4608976), (7576, 2880610), (9470, 2304488), (15152, 1440305), (18940, 1152244), (37880, 576122), (75760, 288061)]