203202020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12197}}^1$

素因数の和:12237

約数の個数: 72

約数和(自身を含む): 525636216

約数和(自身を除く): 322434196

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 12197, 16660, 24394, 48788, 60985, 85379, 121970, 170758, 207349, 243940, 341516, 414698, 426895, 597653, 829396, 853790, 1036745, 1195306, 1451443, 1707580, 2073490, 2390612, 2902886, 2988265, 4146980, 5805772, 5976530, 7257215, 10160101, 11953060, 14514430, 20320202, 29028860, 40640404, 50800505, 101601010, 203202020]

約数ペア:

[(1, 203202020), (2, 101601010), (4, 50800505), (5, 40640404), (7, 29028860), (10, 20320202), (14, 14514430), (17, 11953060), (20, 10160101), (28, 7257215), (34, 5976530), (35, 5805772), (49, 4146980), (68, 2988265), (70, 2902886), (85, 2390612), (98, 2073490), (119, 1707580), (140, 1451443), (170, 1195306), (196, 1036745), (238, 853790), (245, 829396), (340, 597653), (476, 426895), (490, 414698), (595, 341516), (833, 243940), (980, 207349), (1190, 170758), (1666, 121970), (2380, 85379), (3332, 60985), (4165, 48788), (8330, 24394), (12197, 16660)]