47722640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2800

約数の個数: 80

約数和(自身を含む): 130944000

約数和(自身を除く): 83221360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 2749, 3472, 4340, 5498, 8680, 10996, 13745, 17360, 19243, 21992, 27490, 38486, 43984, 54980, 76972, 85219, 96215, 109960, 153944, 170438, 192430, 219920, 307888, 340876, 384860, 426095, 596533, 681752, 769720, 852190, 1193066, 1363504, 1539440, 1704380, 2386132, 2982665, 3408760, 4772264, 5965330, 6817520, 9544528, 11930660, 23861320, 47722640]

約数ペア:

[(1, 47722640), (2, 23861320), (4, 11930660), (5, 9544528), (7, 6817520), (8, 5965330), (10, 4772264), (14, 3408760), (16, 2982665), (20, 2386132), (28, 1704380), (31, 1539440), (35, 1363504), (40, 1193066), (56, 852190), (62, 769720), (70, 681752), (80, 596533), (112, 426095), (124, 384860), (140, 340876), (155, 307888), (217, 219920), (248, 192430), (280, 170438), (310, 153944), (434, 109960), (496, 96215), (560, 85219), (620, 76972), (868, 54980), (1085, 43984), (1240, 38486), (1736, 27490), (2170, 21992), (2480, 19243), (2749, 17360), (3472, 13745), (4340, 10996), (5498, 8680)]