19859160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2713}}^1$

素因数の和:2788

約数の個数: 64

約数和(自身を含む): 60576480

約数和(自身を除く): 40717320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 2713, 3660, 5426, 7320, 8139, 10852, 13565, 16278, 21704, 27130, 32556, 40695, 54260, 65112, 81390, 108520, 162780, 165493, 325560, 330986, 496479, 661972, 827465, 992958, 1323944, 1654930, 1985916, 2482395, 3309860, 3971832, 4964790, 6619720, 9929580, 19859160]

約数ペア:

[(1, 19859160), (2, 9929580), (3, 6619720), (4, 4964790), (5, 3971832), (6, 3309860), (8, 2482395), (10, 1985916), (12, 1654930), (15, 1323944), (20, 992958), (24, 827465), (30, 661972), (40, 496479), (60, 330986), (61, 325560), (120, 165493), (122, 162780), (183, 108520), (244, 81390), (305, 65112), (366, 54260), (488, 40695), (610, 32556), (732, 27130), (915, 21704), (1220, 16278), (1464, 13565), (1830, 10852), (2440, 8139), (2713, 7320), (3660, 5426)]