2389507640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{659}}^1$

素因数の和:1069

約数の個数: 128

約数和(自身を含む): 6120576000

約数和(自身を除く): 3731068360

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 367, 380, 494, 520, 659, 734, 760, 988, 1235, 1318, 1468, 1835, 1976, 2470, 2636, 2936, 3295, 3670, 4771, 4940, 5272, 6590, 6973, 7340, 8567, 9542, 9880, 12521, 13180, 13946, 14680, 17134, 19084, 23855, 25042, 26360, 27892, 34268, 34865, 38168, 42835, 47710, 50084, 55784, 62605, 68536, 69730, 85670, 90649, 95420, 100168, 125210, 139460, 162773, 171340, 181298, 190840, 241853, 250420, 278920, 325546, 342680, 362596, 453245, 483706, 500840, 651092, 725192, 813865, 906490, 967412, 1209265, 1302184, 1627730, 1812980, 1934824, 2418530, 3144089, 3255460, 3625960, 4595207, 4837060, 6288178, 6510920, 9190414, 9674120, 12576356, 15720445, 18380828, 22976035, 25152712, 31440890, 36761656, 45952070, 59737691, 62881780, 91904140, 119475382, 125763560, 183808280, 238950764, 298688455, 477901528, 597376910, 1194753820, 2389507640]

約数ペア:

[(1, 2389507640), (2, 1194753820), (4, 597376910), (5, 477901528), (8, 298688455), (10, 238950764), (13, 183808280), (19, 125763560), (20, 119475382), (26, 91904140), (38, 62881780), (40, 59737691), (52, 45952070), (65, 36761656), (76, 31440890), (95, 25152712), (104, 22976035), (130, 18380828), (152, 15720445), (190, 12576356), (247, 9674120), (260, 9190414), (367, 6510920), (380, 6288178), (494, 4837060), (520, 4595207), (659, 3625960), (734, 3255460), (760, 3144089), (988, 2418530), (1235, 1934824), (1318, 1812980), (1468, 1627730), (1835, 1302184), (1976, 1209265), (2470, 967412), (2636, 906490), (2936, 813865), (3295, 725192), (3670, 651092), (4771, 500840), (4940, 483706), (5272, 453245), (6590, 362596), (6973, 342680), (7340, 325546), (8567, 278920), (9542, 250420), (9880, 241853), (12521, 190840), (13180, 181298), (13946, 171340), (14680, 162773), (17134, 139460), (19084, 125210), (23855, 100168), (25042, 95420), (26360, 90649), (27892, 85670), (34268, 69730), (34865, 68536), (38168, 62605), (42835, 55784), (47710, 50084)]