19347700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:649

約数の個数: 72

約数和(自身を含む): 46872000

約数和(自身を除く): 27524300

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 170, 190, 323, 340, 380, 425, 475, 599, 646, 850, 950, 1198, 1292, 1615, 1700, 1900, 2396, 2995, 3230, 5990, 6460, 8075, 10183, 11381, 11980, 14975, 16150, 20366, 22762, 29950, 32300, 40732, 45524, 50915, 56905, 59900, 101830, 113810, 193477, 203660, 227620, 254575, 284525, 386954, 509150, 569050, 773908, 967385, 1018300, 1138100, 1934770, 3869540, 4836925, 9673850, 19347700]

約数ペア:

[(1, 19347700), (2, 9673850), (4, 4836925), (5, 3869540), (10, 1934770), (17, 1138100), (19, 1018300), (20, 967385), (25, 773908), (34, 569050), (38, 509150), (50, 386954), (68, 284525), (76, 254575), (85, 227620), (95, 203660), (100, 193477), (170, 113810), (190, 101830), (323, 59900), (340, 56905), (380, 50915), (425, 45524), (475, 40732), (599, 32300), (646, 29950), (850, 22762), (950, 20366), (1198, 16150), (1292, 14975), (1615, 11980), (1700, 11381), (1900, 10183), (2396, 8075), (2995, 6460), (3230, 5990)]