388443640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{24097}}^1$

素因数の和:24152

約数の個数: 64

約数和(自身を含む): 971631360

約数和(自身を除く): 583187720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 24097, 48194, 96388, 120485, 192776, 240970, 313261, 481940, 626522, 747007, 963880, 1253044, 1494014, 1566305, 2506088, 2988028, 3132610, 3735035, 5976056, 6265220, 7470070, 9711091, 12530440, 14940140, 19422182, 29880280, 38844364, 48555455, 77688728, 97110910, 194221820, 388443640]

約数ペア:

[(1, 388443640), (2, 194221820), (4, 97110910), (5, 77688728), (8, 48555455), (10, 38844364), (13, 29880280), (20, 19422182), (26, 14940140), (31, 12530440), (40, 9711091), (52, 7470070), (62, 6265220), (65, 5976056), (104, 3735035), (124, 3132610), (130, 2988028), (155, 2506088), (248, 1566305), (260, 1494014), (310, 1253044), (403, 963880), (520, 747007), (620, 626522), (806, 481940), (1240, 313261), (1612, 240970), (2015, 192776), (3224, 120485), (4030, 96388), (8060, 48194), (16120, 24097)]