2030140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{853}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 5164992

約数和(自身を除く): 3134852

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 853, 1190, 1706, 2380, 3412, 4265, 5971, 8530, 11942, 14501, 17060, 23884, 29002, 29855, 58004, 59710, 72505, 101507, 119420, 145010, 203014, 290020, 406028, 507535, 1015070, 2030140]

約数ペア:

[(1, 2030140), (2, 1015070), (4, 507535), (5, 406028), (7, 290020), (10, 203014), (14, 145010), (17, 119420), (20, 101507), (28, 72505), (34, 59710), (35, 58004), (68, 29855), (70, 29002), (85, 23884), (119, 17060), (140, 14501), (170, 11942), (238, 8530), (340, 5971), (476, 4265), (595, 3412), (853, 2380), (1190, 1706)]