383640590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 749952000

約数和(自身を除く): 366311410

約数列:

[1, 2, 5, 10, 19, 38, 61, 79, 95, 122, 158, 190, 305, 395, 419, 610, 790, 838, 1159, 1501, 2095, 2318, 3002, 4190, 4819, 5795, 7505, 7961, 9638, 11590, 15010, 15922, 24095, 25559, 33101, 39805, 48190, 51118, 66202, 79610, 91561, 127795, 165505, 183122, 255590, 331010, 457805, 485621, 628919, 915610, 971242, 1257838, 2019161, 2428105, 3144595, 4038322, 4856210, 6289190, 10095805, 20191610, 38364059, 76728118, 191820295, 383640590]

約数ペア:

[(1, 383640590), (2, 191820295), (5, 76728118), (10, 38364059), (19, 20191610), (38, 10095805), (61, 6289190), (79, 4856210), (95, 4038322), (122, 3144595), (158, 2428105), (190, 2019161), (305, 1257838), (395, 971242), (419, 915610), (610, 628919), (790, 485621), (838, 457805), (1159, 331010), (1501, 255590), (2095, 183122), (2318, 165505), (3002, 127795), (4190, 91561), (4819, 79610), (5795, 66202), (7505, 51118), (7961, 48190), (9638, 39805), (11590, 33101), (15010, 25559), (15922, 24095)]