1990896

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:126

約数の個数: 80

約数和(自身を含む): 5654400

約数和(自身を除く): 3663504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 37, 38, 48, 57, 59, 74, 76, 111, 114, 118, 148, 152, 177, 222, 228, 236, 296, 304, 354, 444, 456, 472, 592, 703, 708, 888, 912, 944, 1121, 1406, 1416, 1776, 2109, 2183, 2242, 2812, 2832, 3363, 4218, 4366, 4484, 5624, 6549, 6726, 8436, 8732, 8968, 11248, 13098, 13452, 16872, 17464, 17936, 26196, 26904, 33744, 34928, 41477, 52392, 53808, 82954, 104784, 124431, 165908, 248862, 331816, 497724, 663632, 995448, 1990896]

約数ペア:

[(1, 1990896), (2, 995448), (3, 663632), (4, 497724), (6, 331816), (8, 248862), (12, 165908), (16, 124431), (19, 104784), (24, 82954), (37, 53808), (38, 52392), (48, 41477), (57, 34928), (59, 33744), (74, 26904), (76, 26196), (111, 17936), (114, 17464), (118, 16872), (148, 13452), (152, 13098), (177, 11248), (222, 8968), (228, 8732), (236, 8436), (296, 6726), (304, 6549), (354, 5624), (444, 4484), (456, 4366), (472, 4218), (592, 3363), (703, 2832), (708, 2812), (888, 2242), (912, 2183), (944, 2109), (1121, 1776), (1406, 1416)]