22577920

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 55923840

約数和(自身を除く): 33345920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 569, 620, 640, 992, 1138, 1240, 1280, 1984, 2276, 2480, 2845, 3968, 4552, 4960, 5690, 7936, 9104, 9920, 11380, 17639, 18208, 19840, 22760, 35278, 36416, 39680, 45520, 70556, 72832, 88195, 91040, 141112, 145664, 176390, 182080, 282224, 352780, 364160, 564448, 705560, 728320, 1128896, 1411120, 2257792, 2822240, 4515584, 5644480, 11288960, 22577920]

約数ペア:

[(1, 22577920), (2, 11288960), (4, 5644480), (5, 4515584), (8, 2822240), (10, 2257792), (16, 1411120), (20, 1128896), (31, 728320), (32, 705560), (40, 564448), (62, 364160), (64, 352780), (80, 282224), (124, 182080), (128, 176390), (155, 145664), (160, 141112), (248, 91040), (256, 88195), (310, 72832), (320, 70556), (496, 45520), (569, 39680), (620, 36416), (640, 35278), (992, 22760), (1138, 19840), (1240, 18208), (1280, 17639), (1984, 11380), (2276, 9920), (2480, 9104), (2845, 7936), (3968, 5690), (4552, 4960)]