2080405940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1319}}^1\times {\mathrm{4639}}^1$

素因数の和:5984

約数の個数: 48

約数和(自身を含む): 4630348800

約数和(自身を除く): 2549942860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1319, 2638, 4639, 5276, 6595, 9278, 13190, 18556, 22423, 23195, 26380, 44846, 46390, 78863, 89692, 92780, 112115, 157726, 224230, 315452, 394315, 448460, 788630, 1577260, 6118841, 12237682, 24475364, 30594205, 61188410, 104020297, 122376820, 208040594, 416081188, 520101485, 1040202970, 2080405940]

約数ペア:

[(1, 2080405940), (2, 1040202970), (4, 520101485), (5, 416081188), (10, 208040594), (17, 122376820), (20, 104020297), (34, 61188410), (68, 30594205), (85, 24475364), (170, 12237682), (340, 6118841), (1319, 1577260), (2638, 788630), (4639, 448460), (5276, 394315), (6595, 315452), (9278, 224230), (13190, 157726), (18556, 112115), (22423, 92780), (23195, 89692), (26380, 78863), (44846, 46390)]