202101970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{1489}}^1$

素因数の和:1787

約数の個数: 48

約数和(自身を含む): 424989720

約数和(自身を除く): 222887750

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 277, 490, 554, 1385, 1489, 1939, 2770, 2978, 3878, 7445, 9695, 10423, 13573, 14890, 19390, 20846, 27146, 52115, 67865, 72961, 104230, 135730, 145922, 364805, 412453, 729610, 824906, 2062265, 2887171, 4124530, 5774342, 14435855, 20210197, 28871710, 40420394, 101050985, 202101970]

約数ペア:

[(1, 202101970), (2, 101050985), (5, 40420394), (7, 28871710), (10, 20210197), (14, 14435855), (35, 5774342), (49, 4124530), (70, 2887171), (98, 2062265), (245, 824906), (277, 729610), (490, 412453), (554, 364805), (1385, 145922), (1489, 135730), (1939, 104230), (2770, 72961), (2978, 67865), (3878, 52115), (7445, 27146), (9695, 20846), (10423, 19390), (13573, 14890)]