12958760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 33156000

約数和(自身を除く): 20197240

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 59, 68, 76, 85, 95, 118, 136, 152, 170, 190, 236, 289, 295, 323, 340, 380, 472, 578, 590, 646, 680, 760, 1003, 1121, 1156, 1180, 1292, 1445, 1615, 2006, 2242, 2312, 2360, 2584, 2890, 3230, 4012, 4484, 5015, 5491, 5605, 5780, 6460, 8024, 8968, 10030, 10982, 11210, 11560, 12920, 17051, 19057, 20060, 21964, 22420, 27455, 34102, 38114, 40120, 43928, 44840, 54910, 68204, 76228, 85255, 95285, 109820, 136408, 152456, 170510, 190570, 219640, 323969, 341020, 381140, 647938, 682040, 762280, 1295876, 1619845, 2591752, 3239690, 6479380, 12958760]

約数ペア:

[(1, 12958760), (2, 6479380), (4, 3239690), (5, 2591752), (8, 1619845), (10, 1295876), (17, 762280), (19, 682040), (20, 647938), (34, 381140), (38, 341020), (40, 323969), (59, 219640), (68, 190570), (76, 170510), (85, 152456), (95, 136408), (118, 109820), (136, 95285), (152, 85255), (170, 76228), (190, 68204), (236, 54910), (289, 44840), (295, 43928), (323, 40120), (340, 38114), (380, 34102), (472, 27455), (578, 22420), (590, 21964), (646, 20060), (680, 19057), (760, 17051), (1003, 12920), (1121, 11560), (1156, 11210), (1180, 10982), (1292, 10030), (1445, 8968), (1615, 8024), (2006, 6460), (2242, 5780), (2312, 5605), (2360, 5491), (2584, 5015), (2890, 4484), (3230, 4012)]