40919008

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 94832640

約数和(自身を除く): 53913632

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 76, 104, 124, 152, 167, 208, 247, 248, 304, 334, 403, 416, 494, 496, 589, 608, 668, 806, 988, 992, 1178, 1336, 1612, 1976, 2171, 2356, 2672, 3173, 3224, 3952, 4342, 4712, 5177, 5344, 6346, 6448, 7657, 7904, 8684, 9424, 10354, 12692, 12896, 15314, 17368, 18848, 20708, 25384, 30628, 34736, 41249, 41416, 50768, 61256, 67301, 69472, 82498, 82832, 98363, 101536, 122512, 134602, 164996, 165664, 196726, 245024, 269204, 329992, 393452, 538408, 659984, 786904, 1076816, 1278719, 1319968, 1573808, 2153632, 2557438, 3147616, 5114876, 10229752, 20459504, 40919008]

約数ペア:

[(1, 40919008), (2, 20459504), (4, 10229752), (8, 5114876), (13, 3147616), (16, 2557438), (19, 2153632), (26, 1573808), (31, 1319968), (32, 1278719), (38, 1076816), (52, 786904), (62, 659984), (76, 538408), (104, 393452), (124, 329992), (152, 269204), (167, 245024), (208, 196726), (247, 165664), (248, 164996), (304, 134602), (334, 122512), (403, 101536), (416, 98363), (494, 82832), (496, 82498), (589, 69472), (608, 67301), (668, 61256), (806, 50768), (988, 41416), (992, 41249), (1178, 34736), (1336, 30628), (1612, 25384), (1976, 20708), (2171, 18848), (2356, 17368), (2672, 15314), (3173, 12896), (3224, 12692), (3952, 10354), (4342, 9424), (4712, 8684), (5177, 7904), (5344, 7657), (6346, 6448)]