19449300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4987}}^1$

素因数の和:5017

約数の個数: 72

約数和(自身を含む): 60614176

約数和(自身を除く): 41164876

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 4987, 9974, 14961, 19948, 24935, 29922, 49870, 59844, 64831, 74805, 99740, 124675, 129662, 149610, 194493, 249350, 259324, 299220, 324155, 374025, 388986, 498700, 648310, 748050, 777972, 972465, 1296620, 1496100, 1620775, 1944930, 3241550, 3889860, 4862325, 6483100, 9724650, 19449300]

約数ペア:

[(1, 19449300), (2, 9724650), (3, 6483100), (4, 4862325), (5, 3889860), (6, 3241550), (10, 1944930), (12, 1620775), (13, 1496100), (15, 1296620), (20, 972465), (25, 777972), (26, 748050), (30, 648310), (39, 498700), (50, 388986), (52, 374025), (60, 324155), (65, 299220), (75, 259324), (78, 249350), (100, 194493), (130, 149610), (150, 129662), (156, 124675), (195, 99740), (260, 74805), (300, 64831), (325, 59844), (390, 49870), (650, 29922), (780, 24935), (975, 19948), (1300, 14961), (1950, 9974), (3900, 4987)]