2019440540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{9721}}^1$

素因数の和:9807

約数の個数: 96

約数和(自身を含む): 4939087104

約数和(自身を除く): 2919646564

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 47, 52, 65, 68, 85, 94, 130, 170, 188, 221, 235, 260, 340, 442, 470, 611, 799, 884, 940, 1105, 1222, 1598, 2210, 2444, 3055, 3196, 3995, 4420, 6110, 7990, 9721, 10387, 12220, 15980, 19442, 20774, 38884, 41548, 48605, 51935, 97210, 103870, 126373, 165257, 194420, 207740, 252746, 330514, 456887, 505492, 631865, 661028, 826285, 913774, 1263730, 1652570, 1827548, 2148341, 2284435, 2527460, 3305140, 4296682, 4568870, 5939531, 7767079, 8593364, 9137740, 10741705, 11879062, 15534158, 21483410, 23758124, 29697655, 31068316, 38835395, 42966820, 59395310, 77670790, 100972027, 118790620, 155341580, 201944054, 403888108, 504860135, 1009720270, 2019440540]

約数ペア:

[(1, 2019440540), (2, 1009720270), (4, 504860135), (5, 403888108), (10, 201944054), (13, 155341580), (17, 118790620), (20, 100972027), (26, 77670790), (34, 59395310), (47, 42966820), (52, 38835395), (65, 31068316), (68, 29697655), (85, 23758124), (94, 21483410), (130, 15534158), (170, 11879062), (188, 10741705), (221, 9137740), (235, 8593364), (260, 7767079), (340, 5939531), (442, 4568870), (470, 4296682), (611, 3305140), (799, 2527460), (884, 2284435), (940, 2148341), (1105, 1827548), (1222, 1652570), (1598, 1263730), (2210, 913774), (2444, 826285), (3055, 661028), (3196, 631865), (3995, 505492), (4420, 456887), (6110, 330514), (7990, 252746), (9721, 207740), (10387, 194420), (12220, 165257), (15980, 126373), (19442, 103870), (20774, 97210), (38884, 51935), (41548, 48605)]