86726920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4243}}^1$

素因数の和:4334

約数の個数: 64

約数和(自身を含む): 226120320

約数和(自身を除く): 139393400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 4243, 5110, 8486, 10220, 16972, 20440, 21215, 29701, 33944, 42430, 59402, 84860, 118804, 148505, 169720, 237608, 297010, 309739, 594020, 619478, 1188040, 1238956, 1548695, 2168173, 2477912, 3097390, 4336346, 6194780, 8672692, 10840865, 12389560, 17345384, 21681730, 43363460, 86726920]

約数ペア:

[(1, 86726920), (2, 43363460), (4, 21681730), (5, 17345384), (7, 12389560), (8, 10840865), (10, 8672692), (14, 6194780), (20, 4336346), (28, 3097390), (35, 2477912), (40, 2168173), (56, 1548695), (70, 1238956), (73, 1188040), (140, 619478), (146, 594020), (280, 309739), (292, 297010), (365, 237608), (511, 169720), (584, 148505), (730, 118804), (1022, 84860), (1460, 59402), (2044, 42430), (2555, 33944), (2920, 29701), (4088, 21215), (4243, 20440), (5110, 16972), (8486, 10220)]