20195003240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{147151}}^1$

素因数の和:147282

約数の個数: 64

約数和(自身を含む): 47041551360

約数和(自身を除く): 26846548120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 73, 94, 146, 188, 235, 292, 365, 376, 470, 584, 730, 940, 1460, 1880, 2920, 3431, 6862, 13724, 17155, 27448, 34310, 68620, 137240, 147151, 294302, 588604, 735755, 1177208, 1471510, 2943020, 5886040, 6916097, 10742023, 13832194, 21484046, 27664388, 34580485, 42968092, 53710115, 55328776, 69160970, 85936184, 107420230, 138321940, 214840460, 276643880, 429680920, 504875081, 1009750162, 2019500324, 2524375405, 4039000648, 5048750810, 10097501620, 20195003240]

約数ペア:

[(1, 20195003240), (2, 10097501620), (4, 5048750810), (5, 4039000648), (8, 2524375405), (10, 2019500324), (20, 1009750162), (40, 504875081), (47, 429680920), (73, 276643880), (94, 214840460), (146, 138321940), (188, 107420230), (235, 85936184), (292, 69160970), (365, 55328776), (376, 53710115), (470, 42968092), (584, 34580485), (730, 27664388), (940, 21484046), (1460, 13832194), (1880, 10742023), (2920, 6916097), (3431, 5886040), (6862, 2943020), (13724, 1471510), (17155, 1177208), (27448, 735755), (34310, 588604), (68620, 294302), (137240, 147151)]