166888220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{757}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 358091328

約数和(自身を除く): 191203108

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 151, 292, 302, 365, 604, 730, 755, 757, 1460, 1510, 1514, 3020, 3028, 3785, 7570, 11023, 15140, 22046, 44092, 55115, 55261, 110230, 110522, 114307, 220460, 221044, 228614, 276305, 457228, 552610, 571535, 1105220, 1143070, 2286140, 8344411, 16688822, 33377644, 41722055, 83444110, 166888220]

約数ペア:

[(1, 166888220), (2, 83444110), (4, 41722055), (5, 33377644), (10, 16688822), (20, 8344411), (73, 2286140), (146, 1143070), (151, 1105220), (292, 571535), (302, 552610), (365, 457228), (604, 276305), (730, 228614), (755, 221044), (757, 220460), (1460, 114307), (1510, 110522), (1514, 110230), (3020, 55261), (3028, 55115), (3785, 44092), (7570, 22046), (11023, 15140)]