20054880452380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{15412841}}^1$

素因数の和:15412999

約数の個数: 96

約数和(自身を含む): 46142349865920

約数和(自身を除く): 26087469413540

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 89, 170, 172, 178, 215, 340, 356, 430, 445, 731, 860, 890, 1462, 1513, 1780, 2924, 3026, 3655, 3827, 6052, 7310, 7565, 7654, 14620, 15130, 15308, 19135, 30260, 38270, 65059, 76540, 130118, 260236, 325295, 650590, 1301180, 15412841, 30825682, 61651364, 77064205, 154128410, 262018297, 308256820, 524036594, 662752163, 1048073188, 1310091485, 1325504326, 1371742849, 2620182970, 2651008652, 2743485698, 3313760815, 5240365940, 5486971396, 6627521630, 6858714245, 11266786771, 13255043260, 13717428490, 22533573542, 23319628433, 27434856980, 45067147084, 46639256866, 56333933855, 58984942507, 93278513732, 112667867710, 116598142165, 117969885014, 225335735420, 233196284330, 235939770028, 294924712535, 466392568660, 589849425070, 1002744022619, 1179698850140, 2005488045238, 4010976090476, 5013720113095, 10027440226190, 20054880452380]

約数ペア:

[(1, 20054880452380), (2, 10027440226190), (4, 5013720113095), (5, 4010976090476), (10, 2005488045238), (17, 1179698850140), (20, 1002744022619), (34, 589849425070), (43, 466392568660), (68, 294924712535), (85, 235939770028), (86, 233196284330), (89, 225335735420), (170, 117969885014), (172, 116598142165), (178, 112667867710), (215, 93278513732), (340, 58984942507), (356, 56333933855), (430, 46639256866), (445, 45067147084), (731, 27434856980), (860, 23319628433), (890, 22533573542), (1462, 13717428490), (1513, 13255043260), (1780, 11266786771), (2924, 6858714245), (3026, 6627521630), (3655, 5486971396), (3827, 5240365940), (6052, 3313760815), (7310, 2743485698), (7565, 2651008652), (7654, 2620182970), (14620, 1371742849), (15130, 1325504326), (15308, 1310091485), (19135, 1048073188), (30260, 662752163), (38270, 524036594), (65059, 308256820), (76540, 262018297), (130118, 154128410), (260236, 77064205), (325295, 61651364), (650590, 30825682), (1301180, 15412841)]