28375360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:408

約数の個数: 112

約数和(自身を含む): 76809600

約数和(自身を除く): 48434240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 359, 380, 416, 494, 520, 608, 718, 760, 832, 988, 1040, 1216, 1235, 1436, 1520, 1795, 1976, 2080, 2470, 2872, 3040, 3590, 3952, 4160, 4667, 4940, 5744, 6080, 6821, 7180, 7904, 9334, 9880, 11488, 13642, 14360, 15808, 18668, 19760, 22976, 23335, 27284, 28720, 34105, 37336, 39520, 46670, 54568, 57440, 68210, 74672, 79040, 88673, 93340, 109136, 114880, 136420, 149344, 177346, 186680, 218272, 272840, 298688, 354692, 373360, 436544, 443365, 545680, 709384, 746720, 886730, 1091360, 1418768, 1493440, 1773460, 2182720, 2837536, 3546920, 5675072, 7093840, 14187680, 28375360]

約数ペア:

[(1, 28375360), (2, 14187680), (4, 7093840), (5, 5675072), (8, 3546920), (10, 2837536), (13, 2182720), (16, 1773460), (19, 1493440), (20, 1418768), (26, 1091360), (32, 886730), (38, 746720), (40, 709384), (52, 545680), (64, 443365), (65, 436544), (76, 373360), (80, 354692), (95, 298688), (104, 272840), (130, 218272), (152, 186680), (160, 177346), (190, 149344), (208, 136420), (247, 114880), (260, 109136), (304, 93340), (320, 88673), (359, 79040), (380, 74672), (416, 68210), (494, 57440), (520, 54568), (608, 46670), (718, 39520), (760, 37336), (832, 34105), (988, 28720), (1040, 27284), (1216, 23335), (1235, 22976), (1436, 19760), (1520, 18668), (1795, 15808), (1976, 14360), (2080, 13642), (2470, 11488), (2872, 9880), (3040, 9334), (3590, 7904), (3952, 7180), (4160, 6821), (4667, 6080), (4940, 5744)]