409157220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{219977}}^1$

素因数の和:220020

約数の個数: 48

約数和(自身を含む): 1182601728

約数和(自身を除く): 773444508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 219977, 439954, 659931, 879908, 1099885, 1319862, 2199770, 2639724, 3299655, 4399540, 6599310, 6819287, 13198620, 13638574, 20457861, 27277148, 34096435, 40915722, 68192870, 81831444, 102289305, 136385740, 204578610, 409157220]

約数ペア:

[(1, 409157220), (2, 204578610), (3, 136385740), (4, 102289305), (5, 81831444), (6, 68192870), (10, 40915722), (12, 34096435), (15, 27277148), (20, 20457861), (30, 13638574), (31, 13198620), (60, 6819287), (62, 6599310), (93, 4399540), (124, 3299655), (155, 2639724), (186, 2199770), (310, 1319862), (372, 1099885), (465, 879908), (620, 659931), (930, 439954), (1860, 219977)]