1806960040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{619}}^1$

素因数の和:839

約数の個数: 128

約数和(自身を含む): 4499712000

約数和(自身を除く): 2692751960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 167, 184, 190, 230, 334, 380, 437, 460, 619, 668, 760, 835, 874, 920, 1238, 1336, 1670, 1748, 2185, 2476, 3095, 3173, 3340, 3496, 3841, 4370, 4952, 6190, 6346, 6680, 7682, 8740, 11761, 12380, 12692, 14237, 15364, 15865, 17480, 19205, 23522, 24760, 25384, 28474, 30728, 31730, 38410, 47044, 56948, 58805, 63460, 71185, 72979, 76820, 94088, 103373, 113896, 117610, 126920, 142370, 145958, 153640, 206746, 235220, 270503, 284740, 291916, 364895, 413492, 470440, 516865, 541006, 569480, 583832, 729790, 826984, 1033730, 1082012, 1352515, 1459580, 1964087, 2067460, 2164024, 2377579, 2705030, 2919160, 3928174, 4134920, 4755158, 5410060, 7856348, 9510316, 9820435, 10820120, 11887895, 15712696, 19020632, 19640870, 23775790, 39281740, 45174001, 47551580, 78563480, 90348002, 95103160, 180696004, 225870005, 361392008, 451740010, 903480020, 1806960040]

約数ペア:

[(1, 1806960040), (2, 903480020), (4, 451740010), (5, 361392008), (8, 225870005), (10, 180696004), (19, 95103160), (20, 90348002), (23, 78563480), (38, 47551580), (40, 45174001), (46, 39281740), (76, 23775790), (92, 19640870), (95, 19020632), (115, 15712696), (152, 11887895), (167, 10820120), (184, 9820435), (190, 9510316), (230, 7856348), (334, 5410060), (380, 4755158), (437, 4134920), (460, 3928174), (619, 2919160), (668, 2705030), (760, 2377579), (835, 2164024), (874, 2067460), (920, 1964087), (1238, 1459580), (1336, 1352515), (1670, 1082012), (1748, 1033730), (2185, 826984), (2476, 729790), (3095, 583832), (3173, 569480), (3340, 541006), (3496, 516865), (3841, 470440), (4370, 413492), (4952, 364895), (6190, 291916), (6346, 284740), (6680, 270503), (7682, 235220), (8740, 206746), (11761, 153640), (12380, 145958), (12692, 142370), (14237, 126920), (15364, 117610), (15865, 113896), (17480, 103373), (19205, 94088), (23522, 76820), (24760, 72979), (25384, 71185), (28474, 63460), (30728, 58805), (31730, 56948), (38410, 47044)]