4865440840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1\times {\mathrm{389}}^1$

素因数の和:839

約数の個数: 128

約数和(自身を含む): 12029472000

約数和(自身を除く): 7164031160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 359, 389, 520, 536, 670, 718, 778, 871, 1340, 1436, 1556, 1742, 1795, 1945, 2680, 2872, 3112, 3484, 3590, 3890, 4355, 4667, 5057, 6968, 7180, 7780, 8710, 9334, 10114, 14360, 15560, 17420, 18668, 20228, 23335, 24053, 25285, 26063, 34840, 37336, 40456, 46670, 48106, 50570, 52126, 93340, 96212, 101140, 104252, 120265, 130315, 139651, 186680, 192424, 202280, 208504, 240530, 260630, 279302, 312689, 338819, 481060, 521260, 558604, 625378, 677638, 698255, 962120, 1042520, 1117208, 1250756, 1355276, 1396510, 1563445, 1694095, 1815463, 2501512, 2710552, 2793020, 3126890, 3388190, 3630926, 5586040, 6253780, 6776380, 7261852, 9077315, 9356617, 12507560, 13552760, 14523704, 18154630, 18713234, 36309260, 37426468, 46783085, 72618520, 74852936, 93566170, 121636021, 187132340, 243272042, 374264680, 486544084, 608180105, 973088168, 1216360210, 2432720420, 4865440840]

約数ペア:

[(1, 4865440840), (2, 2432720420), (4, 1216360210), (5, 973088168), (8, 608180105), (10, 486544084), (13, 374264680), (20, 243272042), (26, 187132340), (40, 121636021), (52, 93566170), (65, 74852936), (67, 72618520), (104, 46783085), (130, 37426468), (134, 36309260), (260, 18713234), (268, 18154630), (335, 14523704), (359, 13552760), (389, 12507560), (520, 9356617), (536, 9077315), (670, 7261852), (718, 6776380), (778, 6253780), (871, 5586040), (1340, 3630926), (1436, 3388190), (1556, 3126890), (1742, 2793020), (1795, 2710552), (1945, 2501512), (2680, 1815463), (2872, 1694095), (3112, 1563445), (3484, 1396510), (3590, 1355276), (3890, 1250756), (4355, 1117208), (4667, 1042520), (5057, 962120), (6968, 698255), (7180, 677638), (7780, 625378), (8710, 558604), (9334, 521260), (10114, 481060), (14360, 338819), (15560, 312689), (17420, 279302), (18668, 260630), (20228, 240530), (23335, 208504), (24053, 202280), (25285, 192424), (26063, 186680), (34840, 139651), (37336, 130315), (40456, 120265), (46670, 104252), (48106, 101140), (50570, 96212), (52126, 93340)]