16435840

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 40030920

約数和(自身を除く): 23595080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 421, 488, 610, 640, 842, 976, 1220, 1684, 1952, 2105, 2440, 3368, 3904, 4210, 4880, 6736, 7808, 8420, 9760, 13472, 16840, 19520, 25681, 26944, 33680, 39040, 51362, 53888, 67360, 102724, 128405, 134720, 205448, 256810, 269440, 410896, 513620, 821792, 1027240, 1643584, 2054480, 3287168, 4108960, 8217920, 16435840]

約数ペア:

[(1, 16435840), (2, 8217920), (4, 4108960), (5, 3287168), (8, 2054480), (10, 1643584), (16, 1027240), (20, 821792), (32, 513620), (40, 410896), (61, 269440), (64, 256810), (80, 205448), (122, 134720), (128, 128405), (160, 102724), (244, 67360), (305, 53888), (320, 51362), (421, 39040), (488, 33680), (610, 26944), (640, 25681), (842, 19520), (976, 16840), (1220, 13472), (1684, 9760), (1952, 8420), (2105, 7808), (2440, 6736), (3368, 4880), (3904, 4210)]