20198097660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1039}}^1\times {\mathrm{24923}}^1$

素因数の和:25987

約数の個数: 96

約数和(自身を含む): 60966097920

約数和(自身を除く): 40768000260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1039, 2078, 3117, 4156, 5195, 6234, 10390, 12468, 13507, 15585, 20780, 24923, 27014, 31170, 40521, 49846, 54028, 62340, 67535, 74769, 81042, 99692, 124615, 135070, 149538, 162084, 202605, 249230, 270140, 299076, 323999, 373845, 405210, 498460, 647998, 747690, 810420, 971997, 1295996, 1495380, 1619995, 1943994, 3239990, 3887988, 4859985, 6479980, 9719970, 19439940, 25894997, 51789994, 77684991, 103579988, 129474985, 155369982, 258949970, 310739964, 336634961, 388424955, 517899940, 673269922, 776849910, 1009904883, 1346539844, 1553699820, 1683174805, 2019809766, 3366349610, 4039619532, 5049524415, 6732699220, 10099048830, 20198097660]

約数ペア:

[(1, 20198097660), (2, 10099048830), (3, 6732699220), (4, 5049524415), (5, 4039619532), (6, 3366349610), (10, 2019809766), (12, 1683174805), (13, 1553699820), (15, 1346539844), (20, 1009904883), (26, 776849910), (30, 673269922), (39, 517899940), (52, 388424955), (60, 336634961), (65, 310739964), (78, 258949970), (130, 155369982), (156, 129474985), (195, 103579988), (260, 77684991), (390, 51789994), (780, 25894997), (1039, 19439940), (2078, 9719970), (3117, 6479980), (4156, 4859985), (5195, 3887988), (6234, 3239990), (10390, 1943994), (12468, 1619995), (13507, 1495380), (15585, 1295996), (20780, 971997), (24923, 810420), (27014, 747690), (31170, 647998), (40521, 498460), (49846, 405210), (54028, 373845), (62340, 323999), (67535, 299076), (74769, 270140), (81042, 249230), (99692, 202605), (124615, 162084), (135070, 149538)]