2008989440

素因数分解:

$2^8\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3001}}^1$

素因数の和:3545

約数の個数: 72

約数和(自身を含む): 4822965168

約数和(自身を除く): 2813975728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 523, 640, 1046, 1280, 2092, 2615, 3001, 4184, 5230, 6002, 8368, 10460, 12004, 15005, 16736, 20920, 24008, 30010, 33472, 41840, 48016, 60020, 66944, 83680, 96032, 120040, 133888, 167360, 192064, 240080, 334720, 384128, 480160, 669440, 768256, 960320, 1569523, 1920640, 3139046, 3841280, 6278092, 7847615, 12556184, 15695230, 25112368, 31390460, 50224736, 62780920, 100449472, 125561840, 200898944, 251123680, 401797888, 502247360, 1004494720, 2008989440]

約数ペア:

[(1, 2008989440), (2, 1004494720), (4, 502247360), (5, 401797888), (8, 251123680), (10, 200898944), (16, 125561840), (20, 100449472), (32, 62780920), (40, 50224736), (64, 31390460), (80, 25112368), (128, 15695230), (160, 12556184), (256, 7847615), (320, 6278092), (523, 3841280), (640, 3139046), (1046, 1920640), (1280, 1569523), (2092, 960320), (2615, 768256), (3001, 669440), (4184, 480160), (5230, 384128), (6002, 334720), (8368, 240080), (10460, 192064), (12004, 167360), (15005, 133888), (16736, 120040), (20920, 96032), (24008, 83680), (30010, 66944), (33472, 60020), (41840, 48016)]