20237070480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7665557}}^1$

素因数の和:7665584

約数の個数: 80

約数和(自身を含む): 68438101824

約数和(自身を除く): 48201031344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 7665557, 15331114, 22996671, 30662228, 38327785, 45993342, 61324456, 76655570, 84321127, 91986684, 114983355, 122648912, 153311140, 168642254, 183973368, 229966710, 252963381, 306622280, 337284508, 367946736, 421605635, 459933420, 505926762, 613244560, 674569016, 843211270, 919866840, 1011853524, 1264816905, 1349138032, 1686422540, 1839733680, 2023707048, 2529633810, 3372845080, 4047414096, 5059267620, 6745690160, 10118535240, 20237070480]

約数ペア:

[(1, 20237070480), (2, 10118535240), (3, 6745690160), (4, 5059267620), (5, 4047414096), (6, 3372845080), (8, 2529633810), (10, 2023707048), (11, 1839733680), (12, 1686422540), (15, 1349138032), (16, 1264816905), (20, 1011853524), (22, 919866840), (24, 843211270), (30, 674569016), (33, 613244560), (40, 505926762), (44, 459933420), (48, 421605635), (55, 367946736), (60, 337284508), (66, 306622280), (80, 252963381), (88, 229966710), (110, 183973368), (120, 168642254), (132, 153311140), (165, 122648912), (176, 114983355), (220, 91986684), (240, 84321127), (264, 76655570), (330, 61324456), (440, 45993342), (528, 38327785), (660, 30662228), (880, 22996671), (1320, 15331114), (2640, 7665557)]