19910610

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:589

約数の個数: 80

約数和(自身を含む): 54781056

約数和(自身を除く): 34870446

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 81, 90, 94, 135, 141, 162, 235, 270, 282, 405, 423, 470, 523, 705, 810, 846, 1046, 1269, 1410, 1569, 2115, 2538, 2615, 3138, 3807, 4230, 4707, 5230, 6345, 7614, 7845, 9414, 12690, 14121, 15690, 19035, 23535, 24581, 28242, 38070, 42363, 47070, 49162, 70605, 73743, 84726, 122905, 141210, 147486, 211815, 221229, 245810, 368715, 423630, 442458, 663687, 737430, 1106145, 1327374, 1991061, 2212290, 3318435, 3982122, 6636870, 9955305, 19910610]

約数ペア:

[(1, 19910610), (2, 9955305), (3, 6636870), (5, 3982122), (6, 3318435), (9, 2212290), (10, 1991061), (15, 1327374), (18, 1106145), (27, 737430), (30, 663687), (45, 442458), (47, 423630), (54, 368715), (81, 245810), (90, 221229), (94, 211815), (135, 147486), (141, 141210), (162, 122905), (235, 84726), (270, 73743), (282, 70605), (405, 49162), (423, 47070), (470, 42363), (523, 38070), (705, 28242), (810, 24581), (846, 23535), (1046, 19035), (1269, 15690), (1410, 14121), (1569, 12690), (2115, 9414), (2538, 7845), (2615, 7614), (3138, 6345), (3807, 5230), (4230, 4707)]