23210320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:249

約数の個数: 120

約数和(自身を含む): 65138688

約数和(自身を除く): 41928368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 191, 196, 217, 245, 248, 280, 310, 382, 392, 434, 490, 496, 560, 620, 764, 784, 868, 955, 980, 1085, 1240, 1337, 1519, 1528, 1736, 1910, 1960, 2170, 2480, 2674, 3038, 3056, 3472, 3820, 3920, 4340, 5348, 5921, 6076, 6685, 7595, 7640, 8680, 9359, 10696, 11842, 12152, 13370, 15190, 15280, 17360, 18718, 21392, 23684, 24304, 26740, 29605, 30380, 37436, 41447, 46795, 47368, 53480, 59210, 60760, 74872, 82894, 93590, 94736, 106960, 118420, 121520, 149744, 165788, 187180, 207235, 236840, 290129, 331576, 374360, 414470, 473680, 580258, 663152, 748720, 828940, 1160516, 1450645, 1657880, 2321032, 2901290, 3315760, 4642064, 5802580, 11605160, 23210320]

約数ペア:

[(1, 23210320), (2, 11605160), (4, 5802580), (5, 4642064), (7, 3315760), (8, 2901290), (10, 2321032), (14, 1657880), (16, 1450645), (20, 1160516), (28, 828940), (31, 748720), (35, 663152), (40, 580258), (49, 473680), (56, 414470), (62, 374360), (70, 331576), (80, 290129), (98, 236840), (112, 207235), (124, 187180), (140, 165788), (155, 149744), (191, 121520), (196, 118420), (217, 106960), (245, 94736), (248, 93590), (280, 82894), (310, 74872), (382, 60760), (392, 59210), (434, 53480), (490, 47368), (496, 46795), (560, 41447), (620, 37436), (764, 30380), (784, 29605), (868, 26740), (955, 24304), (980, 23684), (1085, 21392), (1240, 18718), (1337, 17360), (1519, 15280), (1528, 15190), (1736, 13370), (1910, 12152), (1960, 11842), (2170, 10696), (2480, 9359), (2674, 8680), (3038, 7640), (3056, 7595), (3472, 6685), (3820, 6076), (3920, 5921), (4340, 5348)]