1641036280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3155839}}^1$

素因数の和:3155863

約数の個数: 32

約数和(自身を含む): 3976358400

約数和(自身を除く): 2335322120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3155839, 6311678, 12623356, 15779195, 25246712, 31558390, 41025907, 63116780, 82051814, 126233560, 164103628, 205129535, 328207256, 410259070, 820518140, 1641036280]

約数ペア:

[(1, 1641036280), (2, 820518140), (4, 410259070), (5, 328207256), (8, 205129535), (10, 164103628), (13, 126233560), (20, 82051814), (26, 63116780), (40, 41025907), (52, 31558390), (65, 25246712), (104, 15779195), (130, 12623356), (260, 6311678), (520, 3155839)]