42601420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 95558400

約数和(自身を除く): 52956980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 1579, 2698, 3158, 5396, 6316, 6745, 7895, 13490, 15790, 26980, 30001, 31580, 60002, 112109, 120004, 150005, 224218, 300010, 448436, 560545, 600020, 1121090, 2130071, 2242180, 4260142, 8520284, 10650355, 21300710, 42601420]

約数ペア:

[(1, 42601420), (2, 21300710), (4, 10650355), (5, 8520284), (10, 4260142), (19, 2242180), (20, 2130071), (38, 1121090), (71, 600020), (76, 560545), (95, 448436), (142, 300010), (190, 224218), (284, 150005), (355, 120004), (380, 112109), (710, 60002), (1349, 31580), (1420, 30001), (1579, 26980), (2698, 15790), (3158, 13490), (5396, 7895), (6316, 6745)]