304875140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{1483}}^1$

素因数の和:2052

約数の個数: 48

約数和(自身を含む): 675635520

約数和(自身を除く): 370760380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 541, 1082, 1483, 2164, 2705, 2966, 5410, 5932, 7415, 10279, 10820, 14830, 20558, 28177, 29660, 41116, 51395, 56354, 102790, 112708, 140885, 205580, 281770, 563540, 802303, 1604606, 3209212, 4011515, 8023030, 15243757, 16046060, 30487514, 60975028, 76218785, 152437570, 304875140]

約数ペア:

[(1, 304875140), (2, 152437570), (4, 76218785), (5, 60975028), (10, 30487514), (19, 16046060), (20, 15243757), (38, 8023030), (76, 4011515), (95, 3209212), (190, 1604606), (380, 802303), (541, 563540), (1082, 281770), (1483, 205580), (2164, 140885), (2705, 112708), (2966, 102790), (5410, 56354), (5932, 51395), (7415, 41116), (10279, 29660), (10820, 28177), (14830, 20558)]