27955720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1453}}^1$

素因数の和:1514

約数の個数: 64

約数和(自身を含む): 69617520

約数和(自身を除く): 41661800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1453, 1480, 1924, 2405, 2906, 3848, 4810, 5812, 7265, 9620, 11624, 14530, 18889, 19240, 29060, 37778, 53761, 58120, 75556, 94445, 107522, 151112, 188890, 215044, 268805, 377780, 430088, 537610, 698893, 755560, 1075220, 1397786, 2150440, 2795572, 3494465, 5591144, 6988930, 13977860, 27955720]

約数ペア:

[(1, 27955720), (2, 13977860), (4, 6988930), (5, 5591144), (8, 3494465), (10, 2795572), (13, 2150440), (20, 1397786), (26, 1075220), (37, 755560), (40, 698893), (52, 537610), (65, 430088), (74, 377780), (104, 268805), (130, 215044), (148, 188890), (185, 151112), (260, 107522), (296, 94445), (370, 75556), (481, 58120), (520, 53761), (740, 37778), (962, 29060), (1453, 19240), (1480, 18889), (1924, 14530), (2405, 11624), (2906, 9620), (3848, 7265), (4810, 5812)]