741021820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20921}}^1$

素因数の和:20971

約数の個数: 96

約数和(自身を含む): 2024580096

約数和(自身を除く): 1283558276

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 55, 70, 77, 92, 110, 115, 140, 154, 161, 220, 230, 253, 308, 322, 385, 460, 506, 644, 770, 805, 1012, 1265, 1540, 1610, 1771, 2530, 3220, 3542, 5060, 7084, 8855, 17710, 20921, 35420, 41842, 83684, 104605, 146447, 209210, 230131, 292894, 418420, 460262, 481183, 585788, 732235, 920524, 962366, 1150655, 1464470, 1610917, 1924732, 2301310, 2405915, 2928940, 3221834, 3368281, 4602620, 4811830, 5293013, 6443668, 6736562, 8054585, 9623660, 10586026, 13473124, 16109170, 16841405, 21172052, 26465065, 32218340, 33682810, 37051091, 52930130, 67365620, 74102182, 105860260, 148204364, 185255455, 370510910, 741021820]

約数ペア:

[(1, 741021820), (2, 370510910), (4, 185255455), (5, 148204364), (7, 105860260), (10, 74102182), (11, 67365620), (14, 52930130), (20, 37051091), (22, 33682810), (23, 32218340), (28, 26465065), (35, 21172052), (44, 16841405), (46, 16109170), (55, 13473124), (70, 10586026), (77, 9623660), (92, 8054585), (110, 6736562), (115, 6443668), (140, 5293013), (154, 4811830), (161, 4602620), (220, 3368281), (230, 3221834), (253, 2928940), (308, 2405915), (322, 2301310), (385, 1924732), (460, 1610917), (506, 1464470), (644, 1150655), (770, 962366), (805, 920524), (1012, 732235), (1265, 585788), (1540, 481183), (1610, 460262), (1771, 418420), (2530, 292894), (3220, 230131), (3542, 209210), (5060, 146447), (7084, 104605), (8855, 83684), (17710, 41842), (20921, 35420)]