388334360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{334771}}^1$

素因数の和:334811

約数の個数: 32

約数和(自身を含む): 903884400

約数和(自身を除く): 515550040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 334771, 669542, 1339084, 1673855, 2678168, 3347710, 6695420, 9708359, 13390840, 19416718, 38833436, 48541795, 77666872, 97083590, 194167180, 388334360]

約数ペア:

[(1, 388334360), (2, 194167180), (4, 97083590), (5, 77666872), (8, 48541795), (10, 38833436), (20, 19416718), (29, 13390840), (40, 9708359), (58, 6695420), (116, 3347710), (145, 2678168), (232, 1673855), (290, 1339084), (580, 669542), (1160, 334771)]