389979260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2083}}^1$

素因数の和:2163

約数の個数: 96

約数和(自身を含む): 957906432

約数和(自身を除く): 567927172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 37, 44, 46, 55, 74, 92, 110, 115, 148, 185, 220, 230, 253, 370, 407, 460, 506, 740, 814, 851, 1012, 1265, 1628, 1702, 2035, 2083, 2530, 3404, 4070, 4166, 4255, 5060, 8140, 8332, 8510, 9361, 10415, 17020, 18722, 20830, 22913, 37444, 41660, 45826, 46805, 47909, 77071, 91652, 93610, 95818, 114565, 154142, 187220, 191636, 229130, 239545, 308284, 385355, 458260, 479090, 526999, 770710, 847781, 958180, 1053998, 1541420, 1695562, 1772633, 2107996, 2634995, 3391124, 3545266, 4238905, 5269990, 7090532, 8477810, 8863165, 10539980, 16955620, 17726330, 19498963, 35452660, 38997926, 77995852, 97494815, 194989630, 389979260]

約数ペア:

[(1, 389979260), (2, 194989630), (4, 97494815), (5, 77995852), (10, 38997926), (11, 35452660), (20, 19498963), (22, 17726330), (23, 16955620), (37, 10539980), (44, 8863165), (46, 8477810), (55, 7090532), (74, 5269990), (92, 4238905), (110, 3545266), (115, 3391124), (148, 2634995), (185, 2107996), (220, 1772633), (230, 1695562), (253, 1541420), (370, 1053998), (407, 958180), (460, 847781), (506, 770710), (740, 526999), (814, 479090), (851, 458260), (1012, 385355), (1265, 308284), (1628, 239545), (1702, 229130), (2035, 191636), (2083, 187220), (2530, 154142), (3404, 114565), (4070, 95818), (4166, 93610), (4255, 91652), (5060, 77071), (8140, 47909), (8332, 46805), (8510, 45826), (9361, 41660), (10415, 37444), (17020, 22913), (18722, 20830)]