19494831120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2620273}}^1$

素因数の和:2620320

約数の個数: 80

約数和(自身を含む): 62383483392

約数和(自身を除く): 42888652272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 2620273, 5240546, 7860819, 10481092, 13101365, 15721638, 20962184, 26202730, 31443276, 39304095, 41924368, 52405460, 62886552, 78608190, 81228463, 104810920, 125773104, 157216380, 162456926, 209621840, 243685389, 314432760, 324913852, 406142315, 487370778, 628865520, 649827704, 812284630, 974741556, 1218426945, 1299655408, 1624569260, 1949483112, 2436853890, 3249138520, 3898966224, 4873707780, 6498277040, 9747415560, 19494831120]

約数ペア:

[(1, 19494831120), (2, 9747415560), (3, 6498277040), (4, 4873707780), (5, 3898966224), (6, 3249138520), (8, 2436853890), (10, 1949483112), (12, 1624569260), (15, 1299655408), (16, 1218426945), (20, 974741556), (24, 812284630), (30, 649827704), (31, 628865520), (40, 487370778), (48, 406142315), (60, 324913852), (62, 314432760), (80, 243685389), (93, 209621840), (120, 162456926), (124, 157216380), (155, 125773104), (186, 104810920), (240, 81228463), (248, 78608190), (310, 62886552), (372, 52405460), (465, 41924368), (496, 39304095), (620, 31443276), (744, 26202730), (930, 20962184), (1240, 15721638), (1488, 13101365), (1860, 10481092), (2480, 7860819), (3720, 5240546), (7440, 2620273)]