22320718720

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{491213}}^1$

素因数の和:491303

約数の個数: 64

約数和(自身を含む): 54112134240

約数和(自身を除く): 31791415520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 2272, 2840, 4544, 5680, 9088, 11360, 22720, 45440, 491213, 982426, 1964852, 2456065, 3929704, 4912130, 7859408, 9824260, 15718816, 19648520, 31437632, 34876123, 39297040, 62875264, 69752246, 78594080, 139504492, 157188160, 174380615, 279008984, 314376320, 348761230, 558017968, 697522460, 1116035936, 1395044920, 2232071872, 2790089840, 4464143744, 5580179680, 11160359360, 22320718720]

約数ペア:

[(1, 22320718720), (2, 11160359360), (4, 5580179680), (5, 4464143744), (8, 2790089840), (10, 2232071872), (16, 1395044920), (20, 1116035936), (32, 697522460), (40, 558017968), (64, 348761230), (71, 314376320), (80, 279008984), (128, 174380615), (142, 157188160), (160, 139504492), (284, 78594080), (320, 69752246), (355, 62875264), (568, 39297040), (640, 34876123), (710, 31437632), (1136, 19648520), (1420, 15718816), (2272, 9824260), (2840, 7859408), (4544, 4912130), (5680, 3929704), (9088, 2456065), (11360, 1964852), (22720, 982426), (45440, 491213)]