2018476780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1471}}^1$

素因数の和:1679

約数の個数: 96

約数和(自身を含む): 4688732160

約数和(自身を除く): 2670255380

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 157, 190, 230, 314, 380, 437, 460, 628, 785, 874, 1471, 1570, 1748, 2185, 2942, 2983, 3140, 3611, 4370, 5884, 5966, 7222, 7355, 8740, 11932, 14444, 14710, 14915, 18055, 27949, 29420, 29830, 33833, 36110, 55898, 59660, 67666, 68609, 72220, 111796, 135332, 137218, 139745, 169165, 230947, 274436, 279490, 338330, 343045, 461894, 558980, 642827, 676660, 686090, 923788, 1154735, 1285654, 1372180, 2309470, 2571308, 3214135, 4387993, 4618940, 5311781, 6428270, 8775986, 10623562, 12856540, 17551972, 21247124, 21939965, 26558905, 43879930, 53117810, 87759860, 100923839, 106235620, 201847678, 403695356, 504619195, 1009238390, 2018476780]

約数ペア:

[(1, 2018476780), (2, 1009238390), (4, 504619195), (5, 403695356), (10, 201847678), (19, 106235620), (20, 100923839), (23, 87759860), (38, 53117810), (46, 43879930), (76, 26558905), (92, 21939965), (95, 21247124), (115, 17551972), (157, 12856540), (190, 10623562), (230, 8775986), (314, 6428270), (380, 5311781), (437, 4618940), (460, 4387993), (628, 3214135), (785, 2571308), (874, 2309470), (1471, 1372180), (1570, 1285654), (1748, 1154735), (2185, 923788), (2942, 686090), (2983, 676660), (3140, 642827), (3611, 558980), (4370, 461894), (5884, 343045), (5966, 338330), (7222, 279490), (7355, 274436), (8740, 230947), (11932, 169165), (14444, 139745), (14710, 137218), (14915, 135332), (18055, 111796), (27949, 72220), (29420, 68609), (29830, 67666), (33833, 59660), (36110, 55898)]