15222800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2003}}^1$

素因数の和:2040

約数の個数: 60

約数和(自身を含む): 38516880

約数和(自身を除く): 23294080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 2003, 3800, 4006, 7600, 8012, 10015, 16024, 20030, 32048, 38057, 40060, 50075, 76114, 80120, 100150, 152228, 160240, 190285, 200300, 304456, 380570, 400600, 608912, 761140, 801200, 951425, 1522280, 1902850, 3044560, 3805700, 7611400, 15222800]

約数ペア:

[(1, 15222800), (2, 7611400), (4, 3805700), (5, 3044560), (8, 1902850), (10, 1522280), (16, 951425), (19, 801200), (20, 761140), (25, 608912), (38, 400600), (40, 380570), (50, 304456), (76, 200300), (80, 190285), (95, 160240), (100, 152228), (152, 100150), (190, 80120), (200, 76114), (304, 50075), (380, 40060), (400, 38057), (475, 32048), (760, 20030), (950, 16024), (1520, 10015), (1900, 8012), (2003, 7600), (3800, 4006)]