394775312

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:612

約数の個数: 80

約数和(自身を含む): 848517120

約数和(自身を除く): 453741808

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 131, 152, 184, 262, 304, 368, 431, 437, 524, 862, 874, 1048, 1724, 1748, 2096, 2489, 3013, 3448, 3496, 4978, 6026, 6896, 6992, 8189, 9913, 9956, 12052, 16378, 19826, 19912, 24104, 32756, 39652, 39824, 48208, 56461, 57247, 65512, 79304, 112922, 114494, 131024, 158608, 188347, 225844, 228988, 376694, 451688, 457976, 753388, 903376, 915952, 1072759, 1298603, 1506776, 2145518, 2597206, 3013552, 4291036, 5194412, 8582072, 10388824, 17164144, 20777648, 24673457, 49346914, 98693828, 197387656, 394775312]

約数ペア:

[(1, 394775312), (2, 197387656), (4, 98693828), (8, 49346914), (16, 24673457), (19, 20777648), (23, 17164144), (38, 10388824), (46, 8582072), (76, 5194412), (92, 4291036), (131, 3013552), (152, 2597206), (184, 2145518), (262, 1506776), (304, 1298603), (368, 1072759), (431, 915952), (437, 903376), (524, 753388), (862, 457976), (874, 451688), (1048, 376694), (1724, 228988), (1748, 225844), (2096, 188347), (2489, 158608), (3013, 131024), (3448, 114494), (3496, 112922), (4978, 79304), (6026, 65512), (6896, 57247), (6992, 56461), (8189, 48208), (9913, 39824), (9956, 39652), (12052, 32756), (16378, 24104), (19826, 19912)]