30995720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4813}}^1$

素因数の和:4854

約数の個数: 64

約数和(自身を含む): 83185920

約数和(自身を除く): 52190200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 4813, 6440, 9626, 19252, 24065, 33691, 38504, 48130, 67382, 96260, 110699, 134764, 168455, 192520, 221398, 269528, 336910, 442796, 553495, 673820, 774893, 885592, 1106990, 1347640, 1549786, 2213980, 3099572, 3874465, 4427960, 6199144, 7748930, 15497860, 30995720]

約数ペア:

[(1, 30995720), (2, 15497860), (4, 7748930), (5, 6199144), (7, 4427960), (8, 3874465), (10, 3099572), (14, 2213980), (20, 1549786), (23, 1347640), (28, 1106990), (35, 885592), (40, 774893), (46, 673820), (56, 553495), (70, 442796), (92, 336910), (115, 269528), (140, 221398), (161, 192520), (184, 168455), (230, 134764), (280, 110699), (322, 96260), (460, 67382), (644, 48130), (805, 38504), (920, 33691), (1288, 24065), (1610, 19252), (3220, 9626), (4813, 6440)]