2018629540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{503}}^1$

素因数の和:769

約数の個数: 96

約数和(自身を含む): 4572288000

約数和(自身を除く): 2553658460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 179, 190, 236, 295, 358, 380, 503, 590, 716, 895, 1006, 1121, 1180, 1790, 2012, 2242, 2515, 3401, 3580, 4484, 5030, 5605, 6802, 9557, 10060, 10561, 11210, 13604, 17005, 19114, 21122, 22420, 29677, 34010, 38228, 42244, 47785, 52805, 59354, 68020, 90037, 95570, 105610, 118708, 148385, 180074, 191140, 200659, 211220, 296770, 360148, 401318, 450185, 563863, 593540, 802636, 900370, 1003295, 1127726, 1710703, 1800740, 2006590, 2255452, 2819315, 3421406, 4013180, 5312183, 5638630, 6842812, 8553515, 10624366, 11277260, 17107030, 21248732, 26560915, 34214060, 53121830, 100931477, 106243660, 201862954, 403725908, 504657385, 1009314770, 2018629540]

約数ペア:

[(1, 2018629540), (2, 1009314770), (4, 504657385), (5, 403725908), (10, 201862954), (19, 106243660), (20, 100931477), (38, 53121830), (59, 34214060), (76, 26560915), (95, 21248732), (118, 17107030), (179, 11277260), (190, 10624366), (236, 8553515), (295, 6842812), (358, 5638630), (380, 5312183), (503, 4013180), (590, 3421406), (716, 2819315), (895, 2255452), (1006, 2006590), (1121, 1800740), (1180, 1710703), (1790, 1127726), (2012, 1003295), (2242, 900370), (2515, 802636), (3401, 593540), (3580, 563863), (4484, 450185), (5030, 401318), (5605, 360148), (6802, 296770), (9557, 211220), (10060, 200659), (10561, 191140), (11210, 180074), (13604, 148385), (17005, 118708), (19114, 105610), (21122, 95570), (22420, 90037), (29677, 68020), (34010, 59354), (38228, 52805), (42244, 47785)]