1920016

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:132

約数の個数: 60

約数和(自身を含む): 4523520

約数和(自身を除く): 2603504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 79, 98, 112, 124, 158, 196, 217, 248, 316, 392, 434, 496, 553, 632, 784, 868, 1106, 1264, 1519, 1736, 2212, 2449, 3038, 3472, 3871, 4424, 4898, 6076, 7742, 8848, 9796, 12152, 15484, 17143, 19592, 24304, 30968, 34286, 39184, 61936, 68572, 120001, 137144, 240002, 274288, 480004, 960008, 1920016]

約数ペア:

[(1, 1920016), (2, 960008), (4, 480004), (7, 274288), (8, 240002), (14, 137144), (16, 120001), (28, 68572), (31, 61936), (49, 39184), (56, 34286), (62, 30968), (79, 24304), (98, 19592), (112, 17143), (124, 15484), (158, 12152), (196, 9796), (217, 8848), (248, 7742), (316, 6076), (392, 4898), (434, 4424), (496, 3871), (553, 3472), (632, 3038), (784, 2449), (868, 2212), (1106, 1736), (1264, 1519)]