28277580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:727

約数の個数: 96

約数和(自身を含む): 85413888

約数和(自身を除く): 57136308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 230, 276, 310, 345, 372, 460, 465, 620, 661, 690, 713, 930, 1322, 1380, 1426, 1860, 1983, 2139, 2644, 2852, 3305, 3565, 3966, 4278, 6610, 7130, 7932, 8556, 9915, 10695, 13220, 14260, 15203, 19830, 20491, 21390, 30406, 39660, 40982, 42780, 45609, 60812, 61473, 76015, 81964, 91218, 102455, 122946, 152030, 182436, 204910, 228045, 245892, 304060, 307365, 409820, 456090, 471293, 614730, 912180, 942586, 1229460, 1413879, 1885172, 2356465, 2827758, 4712930, 5655516, 7069395, 9425860, 14138790, 28277580]

約数ペア:

[(1, 28277580), (2, 14138790), (3, 9425860), (4, 7069395), (5, 5655516), (6, 4712930), (10, 2827758), (12, 2356465), (15, 1885172), (20, 1413879), (23, 1229460), (30, 942586), (31, 912180), (46, 614730), (60, 471293), (62, 456090), (69, 409820), (92, 307365), (93, 304060), (115, 245892), (124, 228045), (138, 204910), (155, 182436), (186, 152030), (230, 122946), (276, 102455), (310, 91218), (345, 81964), (372, 76015), (460, 61473), (465, 60812), (620, 45609), (661, 42780), (690, 40982), (713, 39660), (930, 30406), (1322, 21390), (1380, 20491), (1426, 19830), (1860, 15203), (1983, 14260), (2139, 13220), (2644, 10695), (2852, 9915), (3305, 8556), (3565, 7932), (3966, 7130), (4278, 6610)]