20160821170

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{45767}}^1$

素因数の和:45848

約数の個数: 96

約数和(自身を含む): 45079649280

約数和(自身を除く): 24918828110

約数列:

[1, 2, 5, 7, 10, 14, 29, 31, 35, 49, 58, 62, 70, 98, 145, 155, 203, 217, 245, 290, 310, 406, 434, 490, 899, 1015, 1085, 1421, 1519, 1798, 2030, 2170, 2842, 3038, 4495, 6293, 7105, 7595, 8990, 12586, 14210, 15190, 31465, 44051, 45767, 62930, 88102, 91534, 220255, 228835, 320369, 440510, 457670, 640738, 1327243, 1418777, 1601845, 2242583, 2654486, 2837554, 3203690, 4485166, 6636215, 7093885, 9290701, 9931439, 11212915, 13272430, 14187770, 18581402, 19862878, 22425830, 41144533, 46453505, 49657195, 65034907, 69520073, 82289066, 92907010, 99314390, 130069814, 139040146, 205722665, 288011731, 325174535, 347600365, 411445330, 576023462, 650349070, 695200730, 1440058655, 2016082117, 2880117310, 4032164234, 10080410585, 20160821170]

約数ペア:

[(1, 20160821170), (2, 10080410585), (5, 4032164234), (7, 2880117310), (10, 2016082117), (14, 1440058655), (29, 695200730), (31, 650349070), (35, 576023462), (49, 411445330), (58, 347600365), (62, 325174535), (70, 288011731), (98, 205722665), (145, 139040146), (155, 130069814), (203, 99314390), (217, 92907010), (245, 82289066), (290, 69520073), (310, 65034907), (406, 49657195), (434, 46453505), (490, 41144533), (899, 22425830), (1015, 19862878), (1085, 18581402), (1421, 14187770), (1519, 13272430), (1798, 11212915), (2030, 9931439), (2170, 9290701), (2842, 7093885), (3038, 6636215), (4495, 4485166), (6293, 3203690), (7105, 2837554), (7595, 2654486), (8990, 2242583), (12586, 1601845), (14210, 1418777), (15190, 1327243), (31465, 640738), (44051, 457670), (45767, 440510), (62930, 320369), (88102, 228835), (91534, 220255)]