19822560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:756

約数の個数: 96

約数和(自身を含む): 63558432

約数和(自身を除く): 43735872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 305, 366, 480, 488, 610, 677, 732, 915, 976, 1220, 1354, 1464, 1830, 1952, 2031, 2440, 2708, 2928, 3385, 3660, 4062, 4880, 5416, 5856, 6770, 7320, 8124, 9760, 10155, 10832, 13540, 14640, 16248, 20310, 21664, 27080, 29280, 32496, 40620, 41297, 54160, 64992, 81240, 82594, 108320, 123891, 162480, 165188, 206485, 247782, 324960, 330376, 412970, 495564, 619455, 660752, 825940, 991128, 1238910, 1321504, 1651880, 1982256, 2477820, 3303760, 3964512, 4955640, 6607520, 9911280, 19822560]

約数ペア:

[(1, 19822560), (2, 9911280), (3, 6607520), (4, 4955640), (5, 3964512), (6, 3303760), (8, 2477820), (10, 1982256), (12, 1651880), (15, 1321504), (16, 1238910), (20, 991128), (24, 825940), (30, 660752), (32, 619455), (40, 495564), (48, 412970), (60, 330376), (61, 324960), (80, 247782), (96, 206485), (120, 165188), (122, 162480), (160, 123891), (183, 108320), (240, 82594), (244, 81240), (305, 64992), (366, 54160), (480, 41297), (488, 40620), (610, 32496), (677, 29280), (732, 27080), (915, 21664), (976, 20310), (1220, 16248), (1354, 14640), (1464, 13540), (1830, 10832), (1952, 10155), (2031, 9760), (2440, 8124), (2708, 7320), (2928, 6770), (3385, 5856), (3660, 5416), (4062, 4880)]