2009604990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{16091}}^1$

素因数の和:16305

約数の個数: 64

約数和(自身を含む): 5060869632

約数和(自身を除く): 3051264642

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 181, 230, 345, 362, 543, 690, 905, 1086, 1810, 2715, 4163, 5430, 8326, 12489, 16091, 20815, 24978, 32182, 41630, 48273, 62445, 80455, 96546, 124890, 160910, 241365, 370093, 482730, 740186, 1110279, 1850465, 2220558, 2912471, 3700930, 5551395, 5824942, 8737413, 11102790, 14562355, 17474826, 29124710, 43687065, 66986833, 87374130, 133973666, 200960499, 334934165, 401920998, 669868330, 1004802495, 2009604990]

約数ペア:

[(1, 2009604990), (2, 1004802495), (3, 669868330), (5, 401920998), (6, 334934165), (10, 200960499), (15, 133973666), (23, 87374130), (30, 66986833), (46, 43687065), (69, 29124710), (115, 17474826), (138, 14562355), (181, 11102790), (230, 8737413), (345, 5824942), (362, 5551395), (543, 3700930), (690, 2912471), (905, 2220558), (1086, 1850465), (1810, 1110279), (2715, 740186), (4163, 482730), (5430, 370093), (8326, 241365), (12489, 160910), (16091, 124890), (20815, 96546), (24978, 80455), (32182, 62445), (41630, 48273)]