2109232940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{647}}^1$

素因数の和:1071

約数の個数: 96

約数和(自身を含む): 4885816320

約数和(自身を除く): 2776583380

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 373, 380, 437, 460, 647, 746, 874, 1294, 1492, 1748, 1865, 2185, 2588, 3235, 3730, 4370, 6470, 7087, 7460, 8579, 8740, 12293, 12940, 14174, 14881, 17158, 24586, 28348, 29762, 34316, 35435, 42895, 49172, 59524, 61465, 70870, 74405, 85790, 122930, 141740, 148810, 163001, 171580, 241331, 245860, 282739, 297620, 326002, 482662, 565478, 652004, 815005, 965324, 1130956, 1206655, 1413695, 1630010, 2413310, 2827390, 3260020, 4585289, 4826620, 5550613, 5654780, 9170578, 11101226, 18341156, 22202452, 22926445, 27753065, 45852890, 55506130, 91705780, 105461647, 111012260, 210923294, 421846588, 527308235, 1054616470, 2109232940]

約数ペア:

[(1, 2109232940), (2, 1054616470), (4, 527308235), (5, 421846588), (10, 210923294), (19, 111012260), (20, 105461647), (23, 91705780), (38, 55506130), (46, 45852890), (76, 27753065), (92, 22926445), (95, 22202452), (115, 18341156), (190, 11101226), (230, 9170578), (373, 5654780), (380, 5550613), (437, 4826620), (460, 4585289), (647, 3260020), (746, 2827390), (874, 2413310), (1294, 1630010), (1492, 1413695), (1748, 1206655), (1865, 1130956), (2185, 965324), (2588, 815005), (3235, 652004), (3730, 565478), (4370, 482662), (6470, 326002), (7087, 297620), (7460, 282739), (8579, 245860), (8740, 241331), (12293, 171580), (12940, 163001), (14174, 148810), (14881, 141740), (17158, 122930), (24586, 85790), (28348, 74405), (29762, 70870), (34316, 61465), (35435, 59524), (42895, 49172)]