190659160

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{78139}}^1$

素因数の和:78211

約数の個数: 32

約数和(自身を含む): 436021200

約数和(自身を除く): 245362040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 78139, 156278, 312556, 390695, 625112, 781390, 1562780, 3125560, 4766479, 9532958, 19065916, 23832395, 38131832, 47664790, 95329580, 190659160]

約数ペア:

[(1, 190659160), (2, 95329580), (4, 47664790), (5, 38131832), (8, 23832395), (10, 19065916), (20, 9532958), (40, 4766479), (61, 3125560), (122, 1562780), (244, 781390), (305, 625112), (488, 390695), (610, 312556), (1220, 156278), (2440, 78139)]