2619274420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{653}}^1\times {\mathrm{4093}}^1$

素因数の和:4769

約数の個数: 72

約数和(自身を含む): 6409877544

約数和(自身を除く): 3790603124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 653, 980, 1306, 2612, 3265, 4093, 4571, 6530, 8186, 9142, 13060, 16372, 18284, 20465, 22855, 28651, 31997, 40930, 45710, 57302, 63994, 81860, 91420, 114604, 127988, 143255, 159985, 200557, 286510, 319970, 401114, 573020, 639940, 802228, 1002785, 2005570, 2672729, 4011140, 5345458, 10690916, 13363645, 18709103, 26727290, 37418206, 53454580, 74836412, 93545515, 130963721, 187091030, 261927442, 374182060, 523854884, 654818605, 1309637210, 2619274420]

約数ペア:

[(1, 2619274420), (2, 1309637210), (4, 654818605), (5, 523854884), (7, 374182060), (10, 261927442), (14, 187091030), (20, 130963721), (28, 93545515), (35, 74836412), (49, 53454580), (70, 37418206), (98, 26727290), (140, 18709103), (196, 13363645), (245, 10690916), (490, 5345458), (653, 4011140), (980, 2672729), (1306, 2005570), (2612, 1002785), (3265, 802228), (4093, 639940), (4571, 573020), (6530, 401114), (8186, 319970), (9142, 286510), (13060, 200557), (16372, 159985), (18284, 143255), (20465, 127988), (22855, 114604), (28651, 91420), (31997, 81860), (40930, 63994), (45710, 57302)]