2016175880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71699}}^1$

素因数の和:71766

約数の個数: 64

約数和(自身を含む): 4904280000

約数和(自身を除く): 2888104120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 5624, 7030, 14060, 28120, 71699, 143398, 286796, 358495, 573592, 716990, 1362281, 1433980, 2652863, 2724562, 2867960, 5305726, 5449124, 6811405, 10611452, 10898248, 13264315, 13622810, 21222904, 26528630, 27245620, 50404397, 53057260, 54491240, 100808794, 106114520, 201617588, 252021985, 403235176, 504043970, 1008087940, 2016175880]

約数ペア:

[(1, 2016175880), (2, 1008087940), (4, 504043970), (5, 403235176), (8, 252021985), (10, 201617588), (19, 106114520), (20, 100808794), (37, 54491240), (38, 53057260), (40, 50404397), (74, 27245620), (76, 26528630), (95, 21222904), (148, 13622810), (152, 13264315), (185, 10898248), (190, 10611452), (296, 6811405), (370, 5449124), (380, 5305726), (703, 2867960), (740, 2724562), (760, 2652863), (1406, 1433980), (1480, 1362281), (2812, 716990), (3515, 573592), (5624, 358495), (7030, 286796), (14060, 143398), (28120, 71699)]