30720070

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2417}}^1$

素因数の和:2496

約数の個数: 32

約数和(自身を含む): 58496256

約数和(自身を除く): 27776186

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 205, 310, 410, 1271, 2417, 2542, 4834, 6355, 12085, 12710, 24170, 74927, 99097, 149854, 198194, 374635, 495485, 749270, 990970, 3072007, 6144014, 15360035, 30720070]

約数ペア:

[(1, 30720070), (2, 15360035), (5, 6144014), (10, 3072007), (31, 990970), (41, 749270), (62, 495485), (82, 374635), (155, 198194), (205, 149854), (310, 99097), (410, 74927), (1271, 24170), (2417, 12710), (2542, 12085), (4834, 6355)]