22292720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 54639360

約数和(自身を除く): 32346640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 101, 124, 155, 178, 202, 248, 310, 356, 404, 445, 496, 505, 620, 712, 808, 890, 1010, 1240, 1424, 1616, 1780, 2020, 2480, 2759, 3131, 3560, 4040, 5518, 6262, 7120, 8080, 8989, 11036, 12524, 13795, 15655, 17978, 22072, 25048, 27590, 31310, 35956, 44144, 44945, 50096, 55180, 62620, 71912, 89890, 110360, 125240, 143824, 179780, 220720, 250480, 278659, 359560, 557318, 719120, 1114636, 1393295, 2229272, 2786590, 4458544, 5573180, 11146360, 22292720]

約数ペア:

[(1, 22292720), (2, 11146360), (4, 5573180), (5, 4458544), (8, 2786590), (10, 2229272), (16, 1393295), (20, 1114636), (31, 719120), (40, 557318), (62, 359560), (80, 278659), (89, 250480), (101, 220720), (124, 179780), (155, 143824), (178, 125240), (202, 110360), (248, 89890), (310, 71912), (356, 62620), (404, 55180), (445, 50096), (496, 44945), (505, 44144), (620, 35956), (712, 31310), (808, 27590), (890, 25048), (1010, 22072), (1240, 17978), (1424, 15655), (1616, 13795), (1780, 12524), (2020, 11036), (2480, 8989), (2759, 8080), (3131, 7120), (3560, 6262), (4040, 5518)]