20243360

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6659}}^1$

素因数の和:6693

約数の個数: 48

約数和(自身を含む): 50349600

約数和(自身を除く): 30106240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 6659, 13318, 26636, 33295, 53272, 66590, 106544, 126521, 133180, 213088, 253042, 266360, 506084, 532720, 632605, 1012168, 1065440, 1265210, 2024336, 2530420, 4048672, 5060840, 10121680, 20243360]

約数ペア:

[(1, 20243360), (2, 10121680), (4, 5060840), (5, 4048672), (8, 2530420), (10, 2024336), (16, 1265210), (19, 1065440), (20, 1012168), (32, 632605), (38, 532720), (40, 506084), (76, 266360), (80, 253042), (95, 213088), (152, 133180), (160, 126521), (190, 106544), (304, 66590), (380, 53272), (608, 33295), (760, 26636), (1520, 13318), (3040, 6659)]