19580233840

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{85369}}^1$

素因数の和:85490

約数の個数: 80

約数和(自身を含む): 47255368320

約数和(自身を除く): 27675134480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 61, 80, 94, 122, 188, 235, 244, 305, 376, 470, 488, 610, 752, 940, 976, 1220, 1880, 2440, 2867, 3760, 4880, 5734, 11468, 14335, 22936, 28670, 45872, 57340, 85369, 114680, 170738, 229360, 341476, 426845, 682952, 853690, 1365904, 1707380, 3414760, 4012343, 5207509, 6829520, 8024686, 10415018, 16049372, 20061715, 20830036, 26037545, 32098744, 40123430, 41660072, 52075090, 64197488, 80246860, 83320144, 104150180, 160493720, 208300360, 244752923, 320987440, 416600720, 489505846, 979011692, 1223764615, 1958023384, 2447529230, 3916046768, 4895058460, 9790116920, 19580233840]

約数ペア:

[(1, 19580233840), (2, 9790116920), (4, 4895058460), (5, 3916046768), (8, 2447529230), (10, 1958023384), (16, 1223764615), (20, 979011692), (40, 489505846), (47, 416600720), (61, 320987440), (80, 244752923), (94, 208300360), (122, 160493720), (188, 104150180), (235, 83320144), (244, 80246860), (305, 64197488), (376, 52075090), (470, 41660072), (488, 40123430), (610, 32098744), (752, 26037545), (940, 20830036), (976, 20061715), (1220, 16049372), (1880, 10415018), (2440, 8024686), (2867, 6829520), (3760, 5207509), (4880, 4012343), (5734, 3414760), (11468, 1707380), (14335, 1365904), (22936, 853690), (28670, 682952), (45872, 426845), (57340, 341476), (85369, 229360), (114680, 170738)]