17620020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{809}}^1$

素因数の和:846

約数の個数: 108

約数和(自身を含む): 58820580

約数和(自身を除く): 41200560

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 809, 990, 1089, 1210, 1452, 1618, 1815, 1980, 2178, 2420, 2427, 3236, 3630, 4045, 4356, 4854, 5445, 7260, 7281, 8090, 8899, 9708, 10890, 12135, 14562, 16180, 17798, 21780, 24270, 26697, 29124, 35596, 36405, 44495, 48540, 53394, 72810, 80091, 88990, 97889, 106788, 133485, 145620, 160182, 177980, 195778, 266970, 293667, 320364, 391556, 400455, 489445, 533940, 587334, 800910, 881001, 978890, 1174668, 1468335, 1601820, 1762002, 1957780, 2936670, 3524004, 4405005, 5873340, 8810010, 17620020]

約数ペア:

[(1, 17620020), (2, 8810010), (3, 5873340), (4, 4405005), (5, 3524004), (6, 2936670), (9, 1957780), (10, 1762002), (11, 1601820), (12, 1468335), (15, 1174668), (18, 978890), (20, 881001), (22, 800910), (30, 587334), (33, 533940), (36, 489445), (44, 400455), (45, 391556), (55, 320364), (60, 293667), (66, 266970), (90, 195778), (99, 177980), (110, 160182), (121, 145620), (132, 133485), (165, 106788), (180, 97889), (198, 88990), (220, 80091), (242, 72810), (330, 53394), (363, 48540), (396, 44495), (484, 36405), (495, 35596), (605, 29124), (660, 26697), (726, 24270), (809, 21780), (990, 17798), (1089, 16180), (1210, 14562), (1452, 12135), (1618, 10890), (1815, 9708), (1980, 8899), (2178, 8090), (2420, 7281), (2427, 7260), (3236, 5445), (3630, 4854), (4045, 4356)]