20449560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170413}}^1$

素因数の和:170427

約数の個数: 32

約数和(自身を含む): 61349040

約数和(自身を除く): 40899480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170413, 340826, 511239, 681652, 852065, 1022478, 1363304, 1704130, 2044956, 2556195, 3408260, 4089912, 5112390, 6816520, 10224780, 20449560]

約数ペア:

[(1, 20449560), (2, 10224780), (3, 6816520), (4, 5112390), (5, 4089912), (6, 3408260), (8, 2556195), (10, 2044956), (12, 1704130), (15, 1363304), (20, 1022478), (24, 852065), (30, 681652), (40, 511239), (60, 340826), (120, 170413)]