8400850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 16963200

約数和(自身を除く): 8562350

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 50, 74, 95, 185, 190, 239, 370, 475, 478, 703, 925, 950, 1195, 1406, 1850, 2390, 3515, 4541, 5975, 7030, 8843, 9082, 11950, 17575, 17686, 22705, 35150, 44215, 45410, 88430, 113525, 168017, 221075, 227050, 336034, 442150, 840085, 1680170, 4200425, 8400850]

約数ペア:

[(1, 8400850), (2, 4200425), (5, 1680170), (10, 840085), (19, 442150), (25, 336034), (37, 227050), (38, 221075), (50, 168017), (74, 113525), (95, 88430), (185, 45410), (190, 44215), (239, 35150), (370, 22705), (475, 17686), (478, 17575), (703, 11950), (925, 9082), (950, 8843), (1195, 7030), (1406, 5975), (1850, 4541), (2390, 3515)]