71346140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{983}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 158699520

約数和(自身を除く): 87353380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 191, 380, 382, 764, 955, 983, 1910, 1966, 3629, 3820, 3932, 4915, 7258, 9830, 14516, 18145, 18677, 19660, 36290, 37354, 72580, 74708, 93385, 186770, 187753, 373540, 375506, 751012, 938765, 1877530, 3567307, 3755060, 7134614, 14269228, 17836535, 35673070, 71346140]

約数ペア:

[(1, 71346140), (2, 35673070), (4, 17836535), (5, 14269228), (10, 7134614), (19, 3755060), (20, 3567307), (38, 1877530), (76, 938765), (95, 751012), (190, 375506), (191, 373540), (380, 187753), (382, 186770), (764, 93385), (955, 74708), (983, 72580), (1910, 37354), (1966, 36290), (3629, 19660), (3820, 18677), (3932, 18145), (4915, 14516), (7258, 9830)]