401290430

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{11113}}^1$

素因数の和:11300

約数の個数: 32

約数和(自身を含む): 758597184

約数和(自身を除く): 357306754

約数列:

[1, 2, 5, 10, 23, 46, 115, 157, 230, 314, 785, 1570, 3611, 7222, 11113, 18055, 22226, 36110, 55565, 111130, 255599, 511198, 1277995, 1744741, 2555990, 3489482, 8723705, 17447410, 40129043, 80258086, 200645215, 401290430]

約数ペア:

[(1, 401290430), (2, 200645215), (5, 80258086), (10, 40129043), (23, 17447410), (46, 8723705), (115, 3489482), (157, 2555990), (230, 1744741), (314, 1277995), (785, 511198), (1570, 255599), (3611, 111130), (7222, 55565), (11113, 36110), (18055, 22226)]