28968160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{733}}^1$

素因数の和:780

約数の個数: 96

約数和(自身を含む): 77686560

約数和(自身を除く): 48718400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 733, 760, 988, 1040, 1235, 1466, 1520, 1976, 2080, 2470, 2932, 3040, 3665, 3952, 4940, 5864, 7330, 7904, 9529, 9880, 11728, 13927, 14660, 19058, 19760, 23456, 27854, 29320, 38116, 39520, 47645, 55708, 58640, 69635, 76232, 95290, 111416, 117280, 139270, 152464, 181051, 190580, 222832, 278540, 304928, 362102, 381160, 445664, 557080, 724204, 762320, 905255, 1114160, 1448408, 1524640, 1810510, 2228320, 2896816, 3621020, 5793632, 7242040, 14484080, 28968160]

約数ペア:

[(1, 28968160), (2, 14484080), (4, 7242040), (5, 5793632), (8, 3621020), (10, 2896816), (13, 2228320), (16, 1810510), (19, 1524640), (20, 1448408), (26, 1114160), (32, 905255), (38, 762320), (40, 724204), (52, 557080), (65, 445664), (76, 381160), (80, 362102), (95, 304928), (104, 278540), (130, 222832), (152, 190580), (160, 181051), (190, 152464), (208, 139270), (247, 117280), (260, 111416), (304, 95290), (380, 76232), (416, 69635), (494, 58640), (520, 55708), (608, 47645), (733, 39520), (760, 38116), (988, 29320), (1040, 27854), (1235, 23456), (1466, 19760), (1520, 19058), (1976, 14660), (2080, 13927), (2470, 11728), (2932, 9880), (3040, 9529), (3665, 7904), (3952, 7330), (4940, 5864)]