26939440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^4\times {\mathrm{23}}^1$

素因数の和:80

約数の個数: 100

約数和(自身を含む): 71892720

約数和(自身を除く): 44953280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 121, 176, 184, 220, 230, 242, 253, 368, 440, 460, 484, 506, 605, 880, 920, 968, 1012, 1210, 1265, 1331, 1840, 1936, 2024, 2420, 2530, 2662, 2783, 4048, 4840, 5060, 5324, 5566, 6655, 9680, 10120, 10648, 11132, 13310, 13915, 14641, 20240, 21296, 22264, 26620, 27830, 29282, 30613, 44528, 53240, 55660, 58564, 61226, 73205, 106480, 111320, 117128, 122452, 146410, 153065, 222640, 234256, 244904, 292820, 306130, 336743, 489808, 585640, 612260, 673486, 1171280, 1224520, 1346972, 1683715, 2449040, 2693944, 3367430, 5387888, 6734860, 13469720, 26939440]

約数ペア:

[(1, 26939440), (2, 13469720), (4, 6734860), (5, 5387888), (8, 3367430), (10, 2693944), (11, 2449040), (16, 1683715), (20, 1346972), (22, 1224520), (23, 1171280), (40, 673486), (44, 612260), (46, 585640), (55, 489808), (80, 336743), (88, 306130), (92, 292820), (110, 244904), (115, 234256), (121, 222640), (176, 153065), (184, 146410), (220, 122452), (230, 117128), (242, 111320), (253, 106480), (368, 73205), (440, 61226), (460, 58564), (484, 55660), (506, 53240), (605, 44528), (880, 30613), (920, 29282), (968, 27830), (1012, 26620), (1210, 22264), (1265, 21296), (1331, 20240), (1840, 14641), (1936, 13915), (2024, 13310), (2420, 11132), (2530, 10648), (2662, 10120), (2783, 9680), (4048, 6655), (4840, 5566), (5060, 5324)]