20167029580

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{491}}^1$

素因数の和:919

約数の個数: 96

約数和(自身を含む): 43533262080

約数和(自身を除く): 23366232500

約数列:

[1, 2, 4, 5, 10, 20, 83, 109, 166, 218, 227, 332, 415, 436, 454, 491, 545, 830, 908, 982, 1090, 1135, 1660, 1964, 2180, 2270, 2455, 4540, 4910, 9047, 9820, 18094, 18841, 24743, 36188, 37682, 40753, 45235, 49486, 53519, 75364, 81506, 90470, 94205, 98972, 107038, 111457, 123715, 163012, 180940, 188410, 203765, 214076, 222914, 247430, 267595, 376820, 407530, 445828, 494860, 535190, 557285, 815060, 1070380, 1114570, 2053669, 2229140, 4107338, 4442077, 8214676, 8884154, 9250931, 10268345, 12148813, 17768308, 18501862, 20536690, 22210385, 24297626, 37003724, 41073380, 44420770, 46254655, 48595252, 60744065, 88841540, 92509310, 121488130, 185018620, 242976260, 1008351479, 2016702958, 4033405916, 5041757395, 10083514790, 20167029580]

約数ペア:

[(1, 20167029580), (2, 10083514790), (4, 5041757395), (5, 4033405916), (10, 2016702958), (20, 1008351479), (83, 242976260), (109, 185018620), (166, 121488130), (218, 92509310), (227, 88841540), (332, 60744065), (415, 48595252), (436, 46254655), (454, 44420770), (491, 41073380), (545, 37003724), (830, 24297626), (908, 22210385), (982, 20536690), (1090, 18501862), (1135, 17768308), (1660, 12148813), (1964, 10268345), (2180, 9250931), (2270, 8884154), (2455, 8214676), (4540, 4442077), (4910, 4107338), (9047, 2229140), (9820, 2053669), (18094, 1114570), (18841, 1070380), (24743, 815060), (36188, 557285), (37682, 535190), (40753, 494860), (45235, 445828), (49486, 407530), (53519, 376820), (75364, 267595), (81506, 247430), (90470, 222914), (94205, 214076), (98972, 203765), (107038, 188410), (111457, 180940), (123715, 163012)]