40301480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 93744000

約数和(自身を除く): 53442520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 83, 122, 166, 199, 244, 305, 332, 398, 415, 488, 610, 664, 796, 830, 995, 1220, 1592, 1660, 1990, 2440, 3320, 3980, 5063, 7960, 10126, 12139, 16517, 20252, 24278, 25315, 33034, 40504, 48556, 50630, 60695, 66068, 82585, 97112, 101260, 121390, 132136, 165170, 202520, 242780, 330340, 485560, 660680, 1007537, 2015074, 4030148, 5037685, 8060296, 10075370, 20150740, 40301480]

約数ペア:

[(1, 40301480), (2, 20150740), (4, 10075370), (5, 8060296), (8, 5037685), (10, 4030148), (20, 2015074), (40, 1007537), (61, 660680), (83, 485560), (122, 330340), (166, 242780), (199, 202520), (244, 165170), (305, 132136), (332, 121390), (398, 101260), (415, 97112), (488, 82585), (610, 66068), (664, 60695), (796, 50630), (830, 48556), (995, 40504), (1220, 33034), (1592, 25315), (1660, 24278), (1990, 20252), (2440, 16517), (3320, 12139), (3980, 10126), (5063, 7960)]